air-source pressure gauge 气源压力表
Control air source pressure 控制气源压力
pressure air source 压缩空气源
Air Pressure Source 压缩空气
One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.
误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。
Sobel explained the device works even if a patient has been given artificial respiration because it functions regardless of air pressure source.
Sobel解释说该设备甚至可以在病人使用呼吸机时使用，因为它的功能不受气压的限制。
The aircraft engines are the primary source of compressed air in flight. The air is bled from the 7th or 10th stage of the engine High Pressure (HP) compressor.
飞行中，发动机是主要的气源。空气由发动机高压压气机第7级或第10级引出。
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