air horn

1. The dual carburetor has a float bowl that partly surrounds the carburetor air horn.
   双浮子气化器有一个浮子室，它局部环绕着化油器的空气室。
2. The diaphragm vibrates, thus setting the air around it in motion. STUDY ON ACOUSTIC CHARACTERISTIC OF HELICOID ELECTRIC HORN INFLUENCED BY THE HORN FILM VIBRATION
   膜片振动，这使得周围的空气也动荡起来。蜗牛式电喇叭膜片振动对声特性的影响研究
3. 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。
4. And late last month, an American drone killed top terrorist Anwar al-Awlaki& part of an escalating unmanned air assault in the Horn of Africa and southern Arabian peninsula.
   上月末，在针对非洲之角和南阿拉伯半岛的一系列无人空中袭击中，一架美国无人飞机杀死了恐怖分子领袖安瓦尔•奥拉基。
5. 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。
6. The portion of the carburetor air horn that reduces pressure to cause fuel to flow is called the venturi.
   减少引起燃油流动压力的化油器空气喇叭口部分称为喉管。
7. Test and Analysis on Acoustic Performance of Railway Locomotive Air Horn
   铁道机车风笛声学性能试验研究
8. 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JQF型低噪声局部隔声罩风笛装置。
9. Thirdly, the measured values of an air horn with smaller diameter were hardly affected by the flow velocity even if there existed non-zero mounting angles.
   较小管径检测杆的测量值存在非零安装角时，受流速的影响比较小。
10. The results show that, first of all, in the lower velocity measured, the diameter of an air horn had little influence on the total pressure and the measurement results had small errors compared with the reference values.
    结果表明，在被测流速较低时，皮托管检测杆直径的大小对全压的测量影响较小，且测量值误差也较小；

noun

1. air intake of a carburetor

2. a pneumatic horn