The precision of liquid column manometer was described. The correct use method and error correction of U tube manometer and double tube differential pressure gauge were analysed.
叙述了液柱式压力计的精度，对U形管压力计和双管差压计的正确使用方法及误差修正做了简要分析。
The presentation of usage of liquid column manometer. The correct use method and error correction of U tube manometer and double tube differential pressure gauge were analysed.
主要介绍了液柱压力计的正确使用方法和误差分析。给出了U 型管压力计和双管差压计的测量精度。
Consists of gas tube, manometer, volume controller, clamp and scale. No danger of pollution without mercury.
由气柱玻管、压力表、定容机构、固定架和体积标尺组成。本仪器不使用水银，消除了污染。
The dynamic response of the U-tube flow manometer is analyzed in the paper. Firslyt, the simplified mathematical model of the U-tube flow manometer is established.
对U形管流体压强计的动态特性进行分析，首先建立了U形管流体压强计的简化数学模型。
An instrument used to measure pressure. A manometer consists of a U-shaped tube partially filled with a liquid that can vary in specific gravity from 1.0 (water) to 13.57 (mercury).
测量压力所用的一种仪器，压力计由部分装有相对密度在1.0(水)至13.57(汞)范围内的液体的U形管组成。
A sufficient flow of gas to produce clear difference of water level in the three manometer legs can be generated by blowing through the tube.
当有足够的气体流入时，即可发现三条管中之液体产生不同高度的变化。
A sufficient flow of gas to produce clear difference of water level in the three manometer legs can be generated by blowing through the tube.
当有足够的气体流入时，即可发现三条管中之液体产生不同高度的变化。
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