英语词汇hand-directional valve怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	hand-directional valve
释义	hand-directional valve 简明释义手动定向阀：一种通过手动操作来改变流体流向的阀门，广泛应用于各种液压和气动系统中。网络释义 1 ?手动换向阀 ... hand-cut wine set刻花酒具 hand-directional valve手动换向阀 hand-drawing handkerchief手绘手绢儿 ... 短语 1 hand-control directional valve 手动换向阀
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。