diaphragm gas meter meaning in Chinese

隔膜煤气计
膜片式气表

Gas meters - diaphragm gas meters ; german version en 1359 : 1998
气量计.薄膜式气量计
Integrated circuit card family diaphragm gas meter
Ic卡家用膜式燃气表
En 1359 gas meters . diaphragm gas meters
煤气表.光栅式煤气表
Gas meters - diaphragm gas meters
燃气表.隔膜式燃气表
Evaluation of uncertainty of the indication relative error for a diaphragm gas meter
膜式煤气表基本误差检定的不确定度评定

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