pneumatic settlement cell的意思|示意
美 / /
英 / /
气动沉降箱
pneumatic settlement cell的网络常见释义
压气式沉降仪 ... pneumatic setting element ==> 气动给定元件 pneumatic settlement cell ==> 压气式沉降仪 pneumatic shaft sinking ==> 压气沉箱凿井 ...