stroke of polished rod的意思|示意
光杆行程
stroke of polished rod的网络常见释义
光杆冲程 ... stroke of polished rod 光杆冲程 submarine drilling engineering 海底钻井工程 submarine pipeline 海底管道 ...
stroke of polished rod相关例句
The minimum polished rod load occurs near the top of the stroke with the start of the downstroke.
最小光杆负荷发生在下行冲程开始时的冲程顶部附近。
The peak polished rod load occurs near the bottom of the stroke with the start of the upstroke.
最大光杆负荷发生在上行冲程开始时的冲程底部附近。