| 单词 | nonmetallic |
| 例句 | The robots started off, the regular thudding of their footsteps silent in the airlessness, for the nonmetallic fabric of the insosuits did not transmit sound. I, Robot 1950-12-02T00:00:00Z The insosuit was far bulkier and far uglier than the regulation spacesuit; but withal considerably lighter, due to the fact that they were entirely nonmetallic in composition. I, Robot 1950-12-02T00:00:00Z If you try that, use a nonmetallic scraper and a nonmetallic scrub pad, such as 3M Heavy Duty Stripping Pads, about $4 for a package of two. How to get old paint off old brick and hair dye off Corian 2015-12-08T05:00:00Z You might need to scrub with a nonmetallic brush. How to repair burned fireplace tiles 2015-02-24T05:00:00Z Participants practice with plastic swords and wear nonmetallic workout clothes. Have at thee! Special Forces veteran revives medieval combat skills. 2015-02-15T05:00:00Z But production of wood products declined as did that of nonmetallic mineral products, fabricated metal products, and electrical equipment, appliances and components. US manufacturing production barely rises in August 2023-09-15T04:00:00Z Ask carmakers, designers and color experts about the origins of the nonmetallic paint trend, and you’ll be inundated with high-concept theories. What’s happening to the color of L.A. cars? Inside the obsession with muted earth tones 2023-03-07T05:00:00Z When a ferrite—a nonmetallic material with magnetic properties—is subject to a constant magnetic field, its molecules sustain tiny circulating currents that rotate with a handedness determined by the magnetic field orientation. Engineered Metamaterials Can Trick Light and Sound into Mind-Bending Behavior 2022-11-18T05:00:00Z It appeared to be a semi-automatic handgun containing some nonmetallic materials. California city rests easier after serial killings arrest 2022-10-16T04:00:00Z Thus, nonmetallic elements form covalent compounds containing acidic −OH groups that are called oxyacids. Chemistry 2019-02-14T00:00:00Z See the table for descriptions and examples of nonmetallic luster. An Introduction to Geology 2017-01-01T00:00:00Z Most durable goods industries posted gains, with only nonmetallic mineral products, electrical equipment, appliances and components, and furniture and related products recording losses. U.S. manufacturing output rises more than expected in April 2022-05-17T04:00:00Z A government statement issued before the minister's remarks stressed the government "will supervise" some 28,000 hectares that have been granted in concessions for metallic and nonmetallic mining, but did not mention permit cancellations. Honduran minister says new mining restrictions not retroactive 2022-03-05T05:00:00Z If wiring cables are encased in plastic and it’s stamped “Type NM,” for nonmetallic, it’s also made to the old standard. Perspective | How to change a ceiling light fixture 2022-02-28T05:00:00Z Hydrogen is a unique, nonmetallic element with properties similar to both group 1 and group 17 elements. Chemistry 2019-02-14T00:00:00Z Water has the highest cohesion of all nonmetallic liquids. An Introduction to Geology 2017-01-01T00:00:00Z The two industries that showed decreases in growth were wood products and nonmetallic mineral products. U.S. manufacturing growth slowed in October amid supply chain problems, labor shortages 2021-11-01T04:00:00Z Imports of goods increased $29.0 billion to $706.3 billion, primarily reflecting an increase in industrial supplies and materials, mostly petroleum products as well as metals and nonmetallic products. U.S. current account deficit widens to 14-year high in second quarter 2021-09-21T04:00:00Z The iSeeCars data shows that metallic paint’s value advantage over nonmetallic is insignificant. Beige on an S.U.V. Will Cost You, but for Pickups It’s Golden 2021-03-25T04:00:00Z Many simple compounds formed by the reaction of a metallic element with a nonmetallic element are ionic. Chemistry 2019-02-14T00:00:00Z Some nonmetallic mineral resources are not mineral specific; nearly any rock or mineral can be used. An Introduction to Geology 2017-01-01T00:00:00Z In July, the decline in factory output was broadbased across a number of sectors, including wood products, machinery and nonmetallic mineral products, according to the Fed. U.S. manufacturing output drops in July 2019-08-15T04:00:00Z The production of nonmetallic mineral products was up 1.1% in June, while the production of machinery and electrical equipment and appliances both fell by 1%. U.S. manufacturing output climbs for second month in June 2019-07-16T04:00:00Z The scanners use radio waves to identify objects, including guns and nonmetallic explosives, concealed under a jacket or in a pocket. L.A.'s rail system will be first in the U.S. to use scanners that detect explosives 2018-08-14T04:00:00Z This characteristic illustrates the combination of nonmetallic and metallic behaviors of these two elements. Chemistry 2019-02-14T00:00:00Z Gypsum is a common nonmetallic mineral used as a building material, being the main component of drywall. An Introduction to Geology 2017-01-01T00:00:00Z Sixteen of 18 manufacturing industries expanded, led by textile mills and producers nonmetallic minerals. US manufacturing picks up pace in May 2018-06-01T04:00:00Z The group has specialized in developing nonmetallic bombs that can be inserted into body cavities to avoid detection. Devices Seized in Yemen Raid Offer Some Clues to Qaeda Tactics 2017-03-01T05:00:00Z The plane is coated with nonmetallic materials that absorb radar waves. Despite Decades of Stealth, Sticking Points Bedevil F-35 Jet 2016-01-24T05:00:00Z This category includes all the nonmetallic elements, as well as many metals and the metalloids. Chemistry 2019-02-14T00:00:00Z Mineral resources are also grouped in two categories: metallic and nonmetallic. An Introduction to Geology 2017-01-01T00:00:00Z The screening, called “advanced imaging technology”, permits the agency to identify nonmetallic images and liquids. TSA sharply curtails ability to opt out of electronic body screening at airports 2015-12-23T05:00:00Z British government officials have said the use of nonmetallic explosives that are hard to detect by existing screening tools is one of their chief concerns. U.K. Officials Believe Russian Jetliner Bomb Triggered by Simple Timer Device 2015-12-02T05:00:00Z The threat to airline security is evolving as terrorists develop new devices like nonmetallic bombs. Read Hillary Clinton's Speech on Fighting ISIS 2015-11-19T05:00:00Z Like oxygen, which is also a member of group 16, sulfur exhibits a distinctly nonmetallic behavior. Chemistry 2019-02-14T00:00:00Z He reportedly was an expert in building nonmetallic explosives. Official: US believes July airstrike in Syria killed a Khorasan group bomb-maker 2015-09-11T04:00:00Z The weakness is increasingly pronounced, on a Y/Y basis, in loadings of metals and nonmetallic minerals and ores – and now chemicals as well. Is the US Economy Catching Fire or Catching-Up? 2015-06-08T04:00:00Z Where we do see marked improvement is in nonmetallic products, items usually associated with non-residential construction. Do We Hear FOMC Moving Goalposts on Inflation? 2015-04-20T04:00:00Z Taliban fighters had used a nonmetallic pressure plate connected to an off-route explosive charge. At War Blog: One Man’s Attempt to Create a Fertilizer Compound That Won’t Explode 2013-06-24T14:10:25Z The machines, known as backscatters, were installed in airports nationwide after the failed underwear bombing on Christmas Day 2009 to screen passengers for explosives and other nonmetallic weapons. TSA to study health effects of X-Ray body scanners 2012-12-18T18:56:00Z Dye said he was particularly encouraged by the performance among nondurable manufacturing sectors such as petrochemicals and nonmetallic minerals. Manufacturing continues growth streak 2012-04-03T00:35:21Z In the old chemistry the name acid was applied to the oxides of the negative or nonmetallic elements, now sometimes called anhydrides. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z What came up was a carefully constructed apparatus consisting of a cylinder and a sharpened dowel: a nonmetallic pressure switch. The Hard Way Out of Afghanistan 2012-02-01T22:05:17Z "This is the best technology currently available to detect nonmetallic improvised explosive devices hidden on a passenger, and is an important part of TSA's multilayered security efforts," he said. Court upholds use of airport body scanners 2011-07-15T19:36:50Z The scan allows TSA agents to detect nonmetallic objects such as liquids or powders, which a magnetometer can’t detect, without touching the passengers. Airport Body Scans Can Continue While U.S. Seeks Comments 2011-07-15T18:02:41Z More telling, any passenger may opt-out of AIT screening in favor of a patdown, which allows him to decide which of the two options for detecting a concealed, nonmetallic weapon or explosive is least invasive. Federal Court Rules That TSA 'Naked Scans' Are Constitutional 2011-07-15T16:13:55Z An elementary substance, resembling a metal in its appearance and physical properties, but in its chemical relations belonging to the class of nonmetallic substances. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z Mr. Miller said the remnants of the aircraft suggested extensive use of nonmetallic composite parts, which reflect less radar energy. Crashed Copter Sparks Concern About Secrets 2011-05-05T23:04:51Z The radar cross-section was further reduced because the wings' leading and trailing edges were composed of nonmetallic honeycomb structures that do not reflect radar rays. China Says Stealth Technology Not From US Plane 2011-01-25T08:09:09Z "The bottom line is that we are now able to detect all types of the most dangerous weapons - nonmetallic explosive devices," TSA spokesman Nicholas Kimball said. Are airport X-ray machines catching more than naked images? 2010-12-26T01:57:00Z In development for several years, the scanners use backscatter and millimeter wave technology intended to reveal nonmetallic security threats that wouldn't be caught by traditional step-through metal detectors. Poll: Nearly two-thirds of Americans support full-body scanners at airports 2010-11-22T22:41:00Z Engineers, for example, are moving into the field of "soft robots" and are working on the basic properties of nonmetallic parts that may play a role. Scientists learn physics behind how cats drink water without getting wet 2010-11-12T05:49:00Z "While there is no silver-bullet technology, AIT is very effective at detecting metallic and nonmetallic threats on passengers, including explosives," TSA said in a statement. Scanners may not have detected alleged explosive in Detroit jet case, GAO reports 2010-03-17T13:04:00Z Mineral Resources The country's mountains contain a variety of metallic and nonmetallic minerals. Area Handbook for Bulgaria Directly, because there was no other way he could move about on a nonmetallic asteroid. Anchorite Lime and other nonmetallic substances are put in the furnace. The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel In nonmetallic products there were displayed garnet, emery, millstones, infusorial earth, mineral paints, graphite, talc, mica, salt, gypsum, land plaster, and plaster of Paris. Final Report of the Louisiana Purchase Exposition Commission This subtle astral encasement of nineteen elements survives the death of the physical body, which is made of sixteen gross metallic and nonmetallic elements. Autobiography of a Yogi Group your samples: metallic minerals, semiprecious stones, nonmetallic minerals. Let's Collect Rocks and Shells In short, in a series of lessons, the principal nonmetallic elements and their compounds are passed in review during the course of the year. The Life of the fly; with which are interspersed some chapters of autobiography |
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