| 单词 | HF |
| 例句 | "We believe the proposed HEP Transaction simplifies HF Sinclair's corporate structure, reduces costs and further supports the integration and optimization of our portfolio," incoming Chief Executive Officer Tim Go said in a statement. HF Sinclair beats Q1 profit estimates, submits buyout bid for Holly Energy 2023-05-04T04:00:00Z Mr. Nelson, the HF.Capital founder, was previously a venture capitalist and has a portfolio of 75 investments. Silicon Valley Bank’s Collapse Chills Start-Up Funding 2023-03-27T04:00:00Z “There’s an explosion of S.T.I.s,” said Jérôme André, the director of HF Prévention, an association that organizes screenings among university students. France to Make Condoms Free for Young Adults 2022-12-09T05:00:00Z For HF, there is a larger dipole moment because there is a larger difference in electronegativity. Chemistry 2019-02-14T00:00:00Z "We are constructive on the outlook for transportation fuels, supported by low product inventories and healthy global demand," HF Sinclair Corp Chief Executive Michael Jennings said on a call with analysts on Monday. U.S. oil refiners, pipeline companies expect strong demand for rest of 2022 2022-08-09T04:00:00Z Dallas-based HF Sinclair Corp, the parent company of Sinclair Oil, plans on letting customers buy gas from the dash. Apple CarPlay will let you pay for gas from your driver’s seat 2022-07-01T04:00:00Z Jonathan Nelson had lined up commitments for $2 million in new funding for his financial technology start-up, HF.Capital, from two investors last month. Silicon Valley Bank’s Collapse Chills Start-Up Funding 2023-03-27T04:00:00Z Only physical education and special education classes would be exempt under the bill known as HF 2177. Iowa lawmakers consider a bill to put cameras in classrooms, let parents watch 2022-02-04T05:00:00Z Explain why the ionization constant, Ka, for HI is larger than the ionization constant for HF. Chemistry 2019-02-14T00:00:00Z We have reason to believe that other HF’s will be implementing more stringent risk parameters, tighter VAR restrictions, and increased stop-loss discipline as well as profit taking to fund highly exposed positions. Archegos margin call share dump ripples across markets 2021-03-29T04:00:00Z The ECO Act - HF 164 - would update and expand the state’s energy conservation programs to include electrification measures and higher energy savings goals for utilities. Top energy lawmakers optimistic despite divided Legislature 2021-01-30T05:00:00Z HF: As education reporters, we tend to look for “silver bullet” programs, or promising fixes. How we’re covering structural racism and systemic change in education, and how you can get involved 2020-07-19T04:00:00Z Almost all we learn of HF is that he's a well-off, middle-class saddler. What Daniel Defoe can teach us about Covid-19 2020-04-21T04:00:00Z For example, ammonia, NH3, is a weaker acid than is water, H2O, which is weaker than is hydrogen fluoride, HF. Chemistry 2019-02-14T00:00:00Z The API inspection standards for HF alkylation units used in about one-third of U.S. refineries do not call for every piping component to be inspected. Cause of Philadelphia fire sounds alarm over aging U.S. refineries 2019-11-06T05:00:00Z HF With Brady on the decline, and Rob Gronkowski retired, expect New England to take a step backward yet still clinch the division with ease. NFL 2019 predictions: our writers call the winners, losers and also-rans 2019-09-05T04:00:00Z HF: I was recently talking with an equity consultant who asked something similar. How we’re covering structural racism and systemic change in education, and how you can get involved 2020-07-19T04:00:00Z Removing the HF will allow investigators, including the U.S. Toxic chemical at PES refinery mostly cleared, aiding probe of June... 2019-08-30T04:00:00Z Explain why the boiling points of Neon and HF differ. Chemistry 2019-02-14T00:00:00Z Environmental Protection Agency is installing multiple additional monitors around the refinery to detect any possible HF release, EPA spokeswoman Terri White said. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z Environmental Protection Agency to revisit a study on HF’s use and the potential to replace it with another process after hearing from worried residents during its probe of a 2018 refinery fire. Explainer: Philadelphia refinery blast puts new spotlight on toxic... 2019-06-21T04:00:00Z “Underwood expects HF to pay back the ‘golden goose’ that they themselves killed.” 'The pepper makes the product': inside Sriracha's spicy lawsuit 2019-06-05T04:00:00Z Regrettably, the bill, HF 1605, failed to gain traction even as other states passed these protections. Excerpts from recent Minnesota editorials 2018-07-10T04:00:00Z In dilute aqueous solution HF acts as a weak acid. Chemistry 2019-02-14T00:00:00Z Wright said he was not aware of another situation where such a large amount of HF was neutralized or removed from a U.S. refinery, particularly after a catastrophic fire. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z In 2013, the USW found 26 million people in the U.S. were at risk of HF exposure from a refinery accident. Explainer: Philadelphia refinery blast puts new spotlight on toxic... 2019-06-21T04:00:00Z The great news is that the concentrations of HF aren't anywhere near exposure limits set by OSHA, so it's not like the cloud is going to melt your eyeballs on contact. The Lowdown on LAZE: Kilauea's Most Recent Hazard 2018-05-26T04:00:00Z Look beyond the pretext and the real motivation of HF 2372, which this past week passed through Iowa House and now sits in the Senate, becomes exceedingly clear. Recent editorials published in Iowa newspapers 2018-03-19T04:00:00Z In liquid HF, HNO3 acts like a base and accepts protons. Chemistry 2019-02-14T00:00:00Z The company is considering keeping on some workers to manage the site in the months ahead, including to oversee possible demolition of the damaged HF alkylation unit, sources familiar with the plan said. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z But had then continued to contact HF on Instagram after the search ended. Police officer Corey Alvey sacked for sex with teenager - BBC News 2017-08-31T04:00:00Z Jim Forward, chief executive of HF Holidays, the walking and outdoor leisure specialist which runs holidays in the UK and abroad, says it is the longer-term value of sterling which is key. After Brexit will more of us take our holidays in the UK? - BBC News 2016-06-28T04:00:00Z HF 2372 is an attack on home rule mounted by members of a party that claim to believe in local control. Recent editorials published in Iowa newspapers 2018-03-19T04:00:00Z Passage of an electric spark through the mixture produced Xe and HF. Chemistry 2019-02-14T00:00:00Z HF is popular for its efficiency and ability to be reused, making it cheaper than alternatives. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z He said it was plain the officer "believed he could facilitate a personal relationship with HF". Police officer Corey Alvey sacked for sex with teenager - BBC News 2017-08-31T04:00:00Z HF 2347, which breezed through the House Public Safety Committee earlier this month, would grant tax breaks refunding up to $500 for the purchase of a new gun safe. Recent editorials published in Iowa newspapers 2016-02-29T05:00:00Z "The majority of HF users, myself included, actively discourage others from performing illegal activity with the knowledge they gain there." Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z After the HF was removed by reaction with solid KOH, the final pressure of xenon and unreacted hydrogen in the bulb was 36 torr. Chemistry 2019-02-14T00:00:00Z Modified HF, which PES uses, is intended to better contain a toxic release. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z The matter was then reported to police by HF's father, he said. Police officer Corey Alvey sacked for sex with teenager - BBC News 2017-08-31T04:00:00Z HF 2347 seeks to bridge the gap and that alone makes it worthy of support. Recent editorials published in Iowa newspapers 2016-02-29T05:00:00Z Many use HF as a place to offer their own guides and services that are available elsewhere. Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z Neon and HF have approximately the same molecular masses. Chemistry 2019-02-14T00:00:00Z Cleaning up and transporting HF is dangerous, and the damage caused by the fire will complicate the process, said Sally Hayati, an engineer and activist who advocates for refineries to stop using HF. Shut Philadelphia refinery begins risky job of removing toxic chemical 2019-08-02T04:00:00Z In conclusion, Mr Green told the hearing the officer knew, or should have known, HF was vulnerable. Police officer Corey Alvey sacked for sex with teenager - BBC News 2017-08-31T04:00:00Z Facial hair “is a sign of individuality in many ways,” says Mr. Raider, who is CEO of Harry’s, which is part of HF Global. When the Hair Is Apparent, Choose and Maintain the Right Beard Style 2016-01-27T05:00:00Z "The one great thing about HF is that it is a safe place to discuss the fine art of hacking, or whatever else catches your interest." Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z Electrolysis causes HF to decompose, forming fluorine gas at the anode and hydrogen at the cathode. Chemistry 2019-02-14T00:00:00Z HF: Each of the characters has a part to play, and there are people in the audience for each of the characters. Star Wars: 'No nostalgia' for Harrison Ford - BBC News 2015-12-06T05:00:00Z It was later claimed the flames produced HF vapour and another chemical analogous to phosgene, A poison gas used in World War One. How 1970s deodorant is still doing harm - BBC News 2015-06-05T04:00:00Z In these trials there was a 28% increase in mortality in the AF group but no significant effect in the HF group. 200-Year-Old Heart Drug Linked To Increased Risk Of Death 2015-05-05T04:00:00Z The "script kiddy" state of mind is one that is regularly debated on HF. Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z What made you decide to focus on girls and women, and what is the HF’s strategy? Ruth Ann Harnisch: Women's issues are #NotJustAStat 2015-03-05T05:00:00Z Packer said that he believes the trial results are generalizable to the larger HF population in the U.S. with low EFs. PARADIGM-HF Establishes a New Paradigm for Heart Failure Treatment 2014-08-30T04:00:00Z The few trials supporting its use were performed in HF patients before newer treatments arrived. Study Offers Little Support for an Old Drug 2014-08-11T04:00:00Z It seemed he was describing a market maker who was disappointed that he couldn’t earn as much money as he used to flipping stocks because HF traders were cutting down the spread. Don't Blame High-Frequency Traders For The Mistakes Of Dumb Traders 2014-06-05T04:00:00Z "I still worry about the ethical decisions that some HF users choose," he said. Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z The HF focuses on work in the fields of journalism, professional coaching, media, and convenings. Ruth Ann Harnisch: Women's issues are #NotJustAStat 2015-03-05T05:00:00Z The agency cleared the CardioMEMS HF System for patients who hospitalized in the previous year because of heart failure. F.D.A. Approves Heart Device That Transmits Data to Doctors 2014-05-28T04:00:00Z Here, a combined experimental and theoretical study of the dissociation dynamics of the tetra-atomic FHO system is presented, providing snapshots of the F + HO → HF + OH reaction. [Report] Imaging Dynamics on the F + H2O → HF + OH Potential Energy Surfaces from Wells to Barriers 2014-01-23T19:26:14.258Z Similarly, HF computers look for evidence a trading algorithm isn’t tuned for the reality of the ebbs and flows in trading volume and bid-ask spreads. Don't Blame High-Frequency Traders For The Mistakes Of Dumb Traders 2014-06-05T04:00:00Z Especially as some HF residents specialise in social engineering attacks that help them take control of other people's social media accounts. Hanging out with the script kiddies - BBC News 2016-02-16T05:00:00Z These findings suggest that reduced CK flux may be a potential HF treatment target. [Reports] Metabolic Rates of ATP Transfer Through Creatine Kinase (CK Flux) Predict Clinical Heart Failure Events and Death 2013-12-11T21:25:01.239Z In the trial, 664 chronic HF patients with an indication for an ICD were randomized to home monitoring plus standard care or standard care alone. Automatic Wireless Monitoring Shows Benefits in Chronic Heart Failure 2013-09-02T12:49:00Z For those with HF, the 6-minute walk test can easily be administered in the clinical setting to assess stability and ability for exertion. Sex And The Cardiac Patient Should Not Be A Taboo Subject 2013-07-29T20:23:00Z Before kick-off he will glance down at the initials 'HF' deliberately written on his bandaged left wrist. Saracens' Will Fraser driven to succeed by brother's beach accident 2013-04-05T21:00:01Z The investigators point out that similar findings occurred in studies of HF patients with reduced EF. Mixed Results For Spironolactone In Heart Failure With Preserved Ejection Fraction 2013-02-26T21:37:27Z Surveillance-camera footage seen by Nature shows two workers attempting to connect a hose to a valve on top of a HF tank. Alert over South Korea toxic leaks 2013-02-06T18:20:49.877Z Most HF patients admitted to the hospital only suffer from congestion and don’t require complex therapies. Observation Units For Heart Failure Could Reduce Unnecessary Hospitalizations 2013-01-09T18:15:46Z Judging by the good old HF Boards these days, fans are stuck between siding with the players, the owners or neither. NHL standoff: who wants what and what happens next? 2012-08-22T15:40:00Z That singularity of focus, even so, will not prevent him reaching for the biro this afternoon and once again inscribing the letters 'HF' which now signify so much. Saracens' Will Fraser driven to succeed by brother's beach accident 2013-04-05T21:00:01Z The product, known as the Champion HF Monitoring System, would help doctors manage the “very challenging public health problem” of heart disease, he said. CardioMems Fails to Win FDA Panel Backing for Heart Sensor 2011-12-09T00:28:02Z Some firefighters failed to use chemical-protective clothing and self-contained breathing apparatus because they did not initially understand the threat posed by HF. Alert over South Korea toxic leaks 2013-02-06T18:20:49.877Z A Food and Drug Administration staff review of the CardioMEMS Champion HF Monitoring System also questioned the clinical significance of trial results showing that the wireless product reduced costly hospitalizations among heart failure patients. FDA staff say CardioMEMS device works 2011-12-05T22:04:35Z But the FDA questioned on Monday how clinically significant the findings are for the CardioMEMS Champion HF Monitoring System, which undergoes an FDA panel review on Thursday. FDA: CardioMEMS device meets top study goals 2011-12-05T16:09:30Z The risk of developing HF increases with advancing age, and as a result, HF ranks as the most frequent cause of hospitalization and rehospitalization among older Americans. Heart Failure Hospitalization Rate Drops 30% in 10 Years 2011-10-18T20:02:18Z We speculated that the latter would identify unique CRT effects that might themselves be effective for HF more generally. [Research Articles] G{alpha}s-Biased {beta}2-Adrenergic Receptor Signaling from Restoring Synchronous Contraction in the Failing Heart 2011-09-14T18:55:05.417Z Meanwhile, residents nearby were exposed to HF for about four hours before local authorities decided to evacuate them. Alert over South Korea toxic leaks 2013-02-06T18:20:49.877Z Thus, it may be that shallow ruptures generally produce large displacements with relatively weak HF excitation. [Report] The 2011 Magnitude 9.0 Tohoku-Oki Earthquake: Mosaicking the Megathrust from Seconds to Centuries 2011-06-16T18:25:58.113Z Honda claims the HF gets the best highway mileage of any car on the market with an automatic transmission and conventional gasoline engine. First Drive: 2012 Honda Civic 2011-04-20T13:30:52Z Under the rule, competitors are required to check in with officials via HF radio before entering the treacherous Bass Strait between Australia and Tasmania and the Wild Oats XI crew risked being disqualified. Wild Oats XI wins despite protest 2010-12-29T11:24:33Z These results identify a key pathway that is triggered by restoring contractile synchrony and that may represent a new therapeutic approach for a broad population of HF patients. [Research Articles] G{alpha}s-Biased {beta}2-Adrenergic Receptor Signaling from Restoring Synchronous Contraction in the Failing Heart 2011-09-14T18:55:05.417Z The following day, they were told to return after investigators found no HF in the air. Alert over South Korea toxic leaks 2013-02-06T18:20:49.877Z Under the rule, competitors are required to check in with officials via HF radio before entering the treacherous Bass Strait between Australia and Tasmania. Wild Oats XI faces Hobart protest 2010-12-28T11:41:14Z To avoid being bested, Honda added a new, more aerodynamic Civic HF to the lineup that's rated at 29 mpg in the city and 41 on the highway, for an average of 33. First Drive: 2012 Honda Civic 2011-04-20T13:30:52Z A saturated solution of the gas, in water, is a colourless, oily, strongly fuming liquid which after a time decomposes, with separation of metaboric acid, leaving hydrofluoboric acid HF�BF3 in solution. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" Slipping into an apron, she explored the freezer for meat and French fries, dropped them into the HF cooker and set the timer for 90 seconds. Mate in Two Moves Hydrofluoric Acid, HF.—A solution in water may be purchased in gutta-percha or lead bottles. A Text-book of Assaying: For the Use of Those Connected with Mines. The amount of hydrofluoric acid employed in these earlier experiments was about fifteen grms., about six grms. of hydrogen potassium fluoride, HF.KF, being added in order to render it a conductor. Scientific American Supplement, No. 832, December 12, 1891 Because every plane, parallel to the straight line HF, or TK, which will touch the spheroid, will touch it in this ellipse, according to the Lemma quoted a little before. Treatise on Light Over-the-horizon HF radars use the ionosphere as a kind of mirror to "see" around the curvature of the earth. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Why cannot HF be kept in glass bottles? An Introduction to Chemical Science Of course, strong solar activity can virtually make over-the-horizon HF radar unusable. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Glass may be rendered semi-opaque by etching either with HF, or with a blast of sand. An Introduction to Chemical Science Then these lines HF, BG, will bear to one another the said ratio of the velocities. Treatise on Light Because HF frequencies were being used the power was kept very low to minimize interference to other services during the early tests. The Dawn of Amateur Radio in the U.K. and Greece: a personal view The common variety of Si02 is not soluble in water or in acids, except HF. An Introduction to Chemical Science HF is the only acid that will dissolve or act appreciably on glass. An Introduction to Chemical Science Corresponding gradation in the strength of the H acids; the strongest being HF, the next, HCl, etc. An Introduction to Chemical Science F forms no oxides, and no acids except HF. An Introduction to Chemical Science |
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