safety valve
safety valve是什么意思、safety valve怎么读
安全阀\n【化】 安全阀
safety valve汉语翻译
安全阀<br>【化】 安全阀
safety valve英语解释
名词 safety valve:
- a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level同义词：relief valve, escape valve, escape cock, escape