| 单词 | acoustic device |
| 例句 | Converted to the minimal audibility, the whirs, ticks and crackles of invisible beings turn a dark gallery into a kind of cosmic acoustic device. Art Review: ‘Soundings’ Features Art With Audio Elements 2013-08-08T20:41:20Z Many underwater vehicles are fitted with an acoustic device, often called a pinger, which emits sounds that can be detected underwater by rescuers. Why rescuing those aboard the missing sub is so difficult 2023-06-20T04:00:00Z Many underwater vehicles are fitted with an acoustic device that emits sounds that can be detected underwater by rescuers. What to Know About the Missing Titan Submersible and the Race to Find It 2023-06-20T04:00:00Z We achieved this effect in a single compact acoustic device by using small computer fans spinning air inside a circular aluminum cavity, creating a first-of-its-kind nonreciprocal device for sound. Engineered Metamaterials Can Trick Light and Sound into Mind-Bending Behavior 2022-11-18T05:00:00Z National Guard possessed a long-range acoustic device — used to transmit loud noises — or an “Active Denial System,” the so-called heat ray. Report: Feds considered using ‘heat ray’ on DC protesters 2020-09-16T04:00:00Z Monahan said the warnings were issued using a “long-range acoustic device,” which he said would carry about 600 meters, and that the protesters were much closer than that. Park Police chief says he knew Trump was coming, but Lafayette Square clearing was unrelated 2020-07-28T04:00:00Z He said that after protesters marched for several hours, police deployed a long-range acoustic device, also known as a sonic cannon, and declared the demonstration an unlawful assembly shortly before midnight. 28 arrested during peaceful protest in Beverly Hills and held for hours; activists call for their release 2020-06-27T04:00:00Z At the start of the siege, police deployed water cannon and a long range acoustic device. 'They surrendered': Hong Kong activists mull next move as university siege ends 2019-11-27T05:00:00Z The acoustic device, described in Nature3 on 13 November, is the latest example of a 3D-image-generation technology known as volumetric display, which differs in fundamental ways from technologies such as holograms, virtual reality and stereoscopes. Star Wars-style 3D images created from single speck of foam 2019-11-12T05:00:00Z Authorities also used a long-range acoustic device, which “emits a steady annoying noise,” police said. Police break up rowdy snow day near West Virginia University 2019-02-02T05:00:00Z Embassy in Havana began investigating the alleged incidents, its working hypothesis was that the victims were targeted by a long-range acoustic device. Momentum builds for joint U.S.-Cuba study of mysterious maladies affecting Havana diplomats 2018-09-17T04:00:00Z The "working hypothesis," the diplomat says, was the victims were being targeted by a long-range acoustic device. Sonic attack or mass paranoia? New evidence stokes debate over diplomats’ mysterious illness 2018-06-20T04:00:00Z Then a colleague showed Marshall a store-bought acoustic device, about the size of a quarter, used for detecting termites. The Belt That Listens to Your Bowels 2018-06-07T04:00:00Z He and his crew then jump in a boat to tag some sharks with a small acoustic device, or a longer-lasting satellite receiver. More Sharks Ditching Annual Migration as Ocean Warms 2018-03-08T05:00:00Z The long range acoustic device lets you shout “highly intelligible warnings” across a desert plain. Border Security Expo: excitement and urgency in anticipation of Trump's wall 2017-04-13T04:00:00Z The high-tech acoustic device will eavesdrop on the songs of the whales to better understand and safeguard their movements near two busy shipping lanes entering New York Harbor. Listening in on whales off New York’s Fire Island 2016-07-01T04:00:00Z The hi-tech acoustic device will eavesdrop on the whales to better understand and safeguard them as they swim near busy shipping lanes entering New York Harbor. Can you hear them now? New buoy listens for singing whales 2016-06-28T04:00:00Z |
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