英语词汇“actuating mechanisms of valves, ball valves in steam traps”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	actuating mechanisms of valves, ball valves in steam traps
释义	actuating mechanisms of valves, ball valves in steam traps[机械工程照明加热] 疏水器阀、球阀致动机构
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