back shroud of impeller是什么意思，back shroud of impeller的翻译，back shroud of impeller音标、读音、用法和例句

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back shroud of impeller是什么意思，back shroud of impeller的翻译，back shroud of impeller音标、读音、用法和例句_伍贰汉英词典

back shroud of impeller

基本解释

专业释义

機械工程