密封: seal; seal up; seal airtight; seal hermetically; encapsulation lutation; hermetic sealing; sealing; sealing off; enclosing 短语和例子密封的罐头 sealed tin; 密封的容器 hermetically sealed chamber; 密封的文件 s
Example Sentences:
1.
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