elevating endless screw是什么意思，elevating endless screw的翻译，elevating endless screw音标、读音、用法和例句

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elevating endless screw是什么意思，elevating endless screw的翻译，elevating endless screw音标、读音、用法和例句_沉淀汉英词典

elevating endless screw

基本解释

专业释义

交通运输工程