openandclosevalve是什么意思
open and close valve是什么意思 -
[词典] 开闭阀;[例句]Open and close valve is equipped for front-end memory type alloy detector and upper shifting fork.并设前端装记忆合金检测器与上拨叉配合的开闭阀。
[词典] 开闭阀;[例句]Open and close valve is equipped for front-end memory type alloy detector and upper shifting fork.并设前端装记忆合金检测器与上拨叉配合的开闭阀。