workover rig
短語詞組
- workover r rig 修井機
- barge workover rig 駁船修井設(shè)備
- portable workover rig 移動式修井機
- inclined workover rig 傾斜式修井機
- truck mounted workover rig 輪式作業(yè)機
- pressure balanced workover rig 不壓井修井機
- offshore workover rig base 海洋修井機底座
- conventional workover rig 常規(guī)修井作業(yè)機 返回 workover rig