英语词汇needle 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	needle valve
释义	needle valven.（名词） A valve having a slender point fitting into a conical seat, used to regulate accurately the flow of a liquid or gas.针状阀：装在圆锥形阀座上的有细杆的阀，用于准确地调整液体或气体的流动
随便看	surest sure thing sureties surety surf surface surface-active surface analgesia surfaced surface-effect ship surface lift surface mail surface of revolution surface plate surfaces surface structure surface tension surface-to-air missile surface-to-surface missile surface–active surface–effect ship surface–to–air missile surfacing surfactant surfactants

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