drill sting
英
美
- 钻柱
drill sting的相关资料：
临近单词
drillrig
drill
drilling and production technique
drilling fluid processing systems
drilling machine for simplex pile
drilling character classification
drilling machine with jointed arm
Drilling Out Splash Shield Rivets
drilling fluid displacement fluid
drilling string and borehole wall
drill and countersink combination
drilling operation and techniques
