英语词汇valve head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	valve head
释义	valve head 英/ v?lv hed / 美/ v?lv hed / 简明释义（机）阀头：阀门的头部，用于控制流体的开关。（车辆）气门头：发动机气门的顶部部分，用于控制进出气的开关。网络释义短语 1 valve head 车辆气门头 ; 机阀头 ; 汽门导管 ; 气门工作面 2 plain valve head 平阀头 3 exhaust valve head 排气阀头部双语例句 1 Stainless steel valve head and seats provide long service life. 不锈钢阀头和阀座延长使用寿命。 2 Shipbuilding . head of sounding pipes with self - acting valve . details of body. 造船工业。带自动阀的测深管测头。阀体详图。 3 To maintain the spool in the head and valve seat rings for tight closure is important. 保持阀芯头与阀座环对中，对于严密关闭是重要的。
随便看	pull ... back pullback pull-back pull-back bar pullback blade pull-back cable pullback cam disc pullback cam disk pullback cylinder pull-back drawbridge pull back effect pull-back effect pull back ram pullbacks pullbacks pull back spring pullback spring pullback weight pull bar pull behind pull behind pullbehind pull behind cylinder pull-behind cylinder pull-bell

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