天然气孔板流量计的现场检定，采用以文丘里音速喷嘴作为标准表的传递型校准法。
The on the spot inspection of natural gas orifice meter is adopting the transitivity calibration method taking Venturi nozzle as calibration scale.
介绍YC6105ZLQ型柴油机并联文丘里管废气再循环系统布置，文丘里管的基本工作原理及结构参数的设计计算过程。
This paper introduces the layout of exhaust gas recirculation system in parallel with venturi tube of YC6105ZLQ diesel engines, basic principles and dimension calculation on venturi tube.
电站锅炉的通风量，主要用风道型文丘里、机翼、笛型管及双文丘里进行测量。
Air flow measurement of utility boilers is often liken by using venturi duct, latticed wing, multiple pilot tube and double venturi tube.
电站锅炉的通风量，主要用风道型文丘里、机翼、笛型管及双文丘里进行测量。
Air flow measurement of utility boilers is often liken by using venturi duct, latticed wing, multiple pilot tube and double venturi tube.
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