基本解释[机] 放气阀；排气阀；泄气阀英汉例句双语例句Fixes press air escape valve department refer to API and about standard optimize design face become, It structure new, Performance dependable.定压放气阀系参照API及有关标准优化设计面成，其结构新颖，性能可靠。air escape valve更多例句词组短语短语air bells escape valve 排气阀air r escape valve 放气阀air -escape valve 翻译;放散阀air escape valve更多词组专业释义机械工程逸气阀泄气阀放气阀气馁阀