1.
churn-type percussion drill
无游梁绳式顿钻钻机
2.
hand churn drill
手动钢绳冲击式钻机
3.
Diamond core drilling equipment--Wire line system
GB/T16951-1997金刚石绳索取心钻探钻具设备
4.
back-brake support
顿钻捞砂轮刹车支架
5.
A Study of the Technique of Cable Drilling in Modern Time;
浅述近代冲击(顿钻)钻井工艺技术
6.
chain out the hole
起钻时不用转盘而用旋绳器卸扣
7.
DEVELOPMENT AND APPLICATION OF THE TUNGSTEN CARBIDE WIRELINE CORE BITS
硬质合金绳索取心钻头的研制和应用
8.
Wire-line Core Drilling in Water Sensitive Formations
绳索取心钻进技术在水敏层中的应用
9.
Study on the Wire Rope Enwinding System for the Roller in ZJ70D Drilling Rig;
ZJ70D钻机滚筒钢丝绳缠绕系统研究
10.
mixed oil drilling rig
复合式石油钻井钻机
11.
Mrs. Tarleton grinned and shook the lines.
"塔尔顿太太抖了抖缰绳咧嘴一笑。
12.
Winston undid the bit of string that held his overalls together.
温斯顿把扎住工作服的一根绳子解开。
13.
A Technical Investigation on Drilling in Australia and the Technical Service of Wire-line Coring Percussive-rotary Drilling
澳大利亚钻探技术考察与绳索取心冲击回转钻进技术服务
14.
Analysis on the Cause of Drilling Pipe Fracture in Wire-line Coring Construction and the Countermeasures
绳索取心钻探施工中钻杆折断原因分析及应对措施
15.
The bit was attached to a heavy length of steel suspended by a wire rope.
钻头系在由钢丝绳悬挂起来的加重杆上。
16.
Research on Deep Hole Wire Line Core drilling Tech.in Complicated Stratum
复杂地层中深孔绳索取心钻探技术研究
17.
Troubles Met with in Wireline Core Drilling and Technical Measures Adopted
推广绳索取心钻进技术存在的问题及其对策
18.
Research into the Threading Method for Salvaging Shipwrecks by Using Directional Drilling Machine;
利用定向钻实现水下沉船穿钢丝绳的方案研究