gas transmission rate meaning in Chinese

气体传递速率；气体扩散速率

Testing method for gas transmission rate through plastic film and sheeting
塑料薄膜及薄板的透气性测试方法
Standard test method for oxygen gas transmission rate through plastic film and sheeting using a coulometric sensor
用库仑探测器测量氧气通过塑料薄膜和薄板的传送率的标准试验方法
Plastics - determination of the gas transmission rate of films and thin sheets under atmospheric pressure - manometric method
塑料.在大气压力下薄膜和薄板的气体透过率的测定.测压法
Plastics - determination of the gas transmission rate of films and thin sheets under atmospheric pressure - manometric method
塑料制品.在大气压力下薄膜和薄板的透气率的测定.测压法
Co 2tr test method for the determination of carbon dioxide gas transmission rate co 2tr through barrier materials using an infrared detecto
用红外线探测器透过隔绝材料测定二氧化碳气体传输率

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