示踪气体法 meaning in Chinese

tracer gas technique

Non - destructive testing - leak testing - tracer gas method
无损检验.渗漏试验.示踪气体法
Standard test method for non - destructive detection of leaks in non - sealed and empty medical packaging trays by co2 tracer gas method
Co2示踪气体法对不密封的及空的医用包装盘泄漏性进行无损检测的标准试验方法
Standard test method for non - destructive detection of leaks in medical packaging which incorporates porous barrier material by co2 tracer gas method
Co2示踪气体法对用多孔防渗透材料的包装泄漏性进行无损检测的标准试验方法
Calculation of natural ventilation rates by tracer gas decay method was proposed , and definition of indoor criterion of carbon monoxide concentration limit and the carbon monoxide emission from cars were discussed
提出了利用示踪气体法计算地下停车库的自然通风量，并论述了如何确定室内一氧化碳允许标准及小汽车的一氧化碳排放量。