raised head machine screw是什么意思，raised head machine screw的翻译，raised head machine screw音标、读音、用法和例句

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

raised head machine screw

基本解释

专业释义

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