We use this air horn to give a signal in the event of emergency.
应急情况下，用这个气喇叭发信号。
Her crew partner for the day, Tom, leaned on the air horn and tried to manoeuvre the ambulance through a narrow gap.
她当天的工作搭档汤姆使劲按喇叭，试图让救护车从一个狭窄的空隙里穿过去。
Air tightness test and safety valve adjusting for main air receiver (control air receiver, air horn receiver) on board.
主空气瓶(制空气瓶、笛空气瓶)船后气密试验和安全阀的调整。
According to air horn design theory, JQF low noise air horn device with partial acoustical enclosure has been designed.
按照声号筒设计原理，研究设计了JQ F型低噪声局部隔声罩风笛装置。
The fighting starts when a signal such as an air horn or whistle blows, and can last anywhere from a few minutes to a few hours.
当用号角或口哨发出信号时，大战就可以开始了，在任何位置都行，能持续几分钟到几个小时。
Aiming at investigating how the air horn and mounting angle affect a Pitot tube measurement, experiments were carried out on various Pitot tubes.
针对不同型号的皮托管进行了较系统的试验，旨在研究检测杆和安装角对皮托管测量的影响。
The hidden in the leaves after the elves so good appetite, none miserly to blow the horn, spread to all the happiness in the air.
那藏在绿叶后的小精灵们兴致那么好，毫不吝啬地吹着喇叭，把快乐都散播到空气中了。
The horn obviously is a brass instrument and what makes the sound is a vibrating column of air.
显而易见的，圆号是个铜管乐器，它通过震动空气柱来发出声音。
With sirens wailing and every driver leaning on his or her horn, the air was filled with a riot of sound that contrasted with the absolute stillness of movement.
防空警报鸣响，彷佛发出阵阵哀号，每个司机都按响了汽车喇叭，空气中的喧嚣与此时身边画面的一片静止形成了鲜明对比。
The cracked sound is reduce 30% to 50% (base on my ears) when coup with horn especially to 311-90 horn because of the air pressure changing smoother than without horn.
当用号角时，破声减少30%- 50%(根据我自己的耳朵)，尤其是和311 - 90号角配合时。因为有号角时声压改变更加平滑了。
Rotational fan: Horn-shape fan concentrates the air flow.
转动风扇：喇叭型风机集中的空气流通。
The main products of company include different types of air blowers, radiators, electric wires, cables, clear audio cables, two tone horn cables, telephone cables and MIC cables.
公司主要产品有各种型号规格风机，散热器以及电线电缆，透明音响线，双色喇叭线，电话线，麦克风线等各种型号的电力电缆。
Eva Heater: the horn obviously is a brass instrument and what makes the sound is a vibrating column of air.
伊娃：显然，法国号是一种铜管乐器，是通过振动的气柱产生的。
Rich threw on the emergency brake and pulled on the air-horn handle with all his strength.
里奇用尽全力猛地紧急刹车，并拉响了汽笛。
Rich threw on the emergency brake and pulled on the air-horn handle with all his strength.
里奇用尽全力猛地紧急刹车，并拉响了汽笛。
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