workover drill floor
常見例句
- 8 meters, while the foundation tower above the ground a certain distance and have a certain breadth, workover drill floor cannot span the foundation to set down.
8米，而抽油機基礎又高出地面一段距離，并且具有一定的寬度，現(xiàn)有的修井鉆臺不能跨躍基礎擺放，必須拆除基礎才能進行大修作業(yè)。 返回 workover drill floor