1·Roller bits are used widely in water well drilling.
目前牙轮钻头已较为广泛地用于水井钻探。
2·It provides reference for similar well drilling operations.
旨在为类似地层钻井作业提供参考。
3·Angle measuring MWD tool is widely used in field well drilling.
随钻测斜仪在钻井现场中应用相当广泛。
4·Early failure occurred to offshore petroleum well drilling pipeline.
海上石油钻井管线发生早期穿孔失效。
5·There is little mobility for supervisors from well services to well drilling.
油井钻探和油井服务主管之间几乎没有流动性。
6·In CBM well drilling construction, oil drilling techniques are basically adopted.
煤层气钻井施工中，基本上采用石油钻井工艺。
7·In CBM well drilling construction, oil drilling techniques are basically adopted.
在煤层气钻井施工中，基本上采用石油钻井工艺。
8·How to improve the quality of slim hole cementing is a difficult problem of perplexing well drilling.
如何提高小井眼固井质量是困扰钻井行业多年的老问题。
9·Among oil well drilling equipment and tooling, the high - strength drill pipe plays a very critical role.
高强度石油钻杆在钻井设备和工具中占有十分重要的地位。
10·The synthetic method of potassium methyl silicate and its application in oil-well drilling were investigated.
研究了甲基硅酸钾的合成方法及其在油田钻井中的应用。
1·Sandstone and limestone are the main targets cut by oil and gas well drilling and for their physical mechanical property there have been systematic determination method and quantitative gradation.
砂岩和石灰岩是石油天然气钻井破岩的主要对象，它的物理力学性质已有系统的测定方法和定量分级。
2·Early failure occurred to offshore petroleum well drilling pipeline.
海上石油钻井管线发生早期穿孔失效。
3·In well drilling industry, the rising energy consumption is becoming an increasingly serious problem, thus causing greater cost pressure.
在石油钻井施工企业中，耗能上升趋势日益严重，能源消耗带来的成本压力越来越大。
4·How to improve the quality of slim hole cementing is a difficult problem of perplexing well drilling.
如何提高小井眼固井质量是困扰钻井行业多年的老问题。
5·Among oil well drilling equipment and tooling, the high - strength drill pipe plays a very critical role.
高强度石油钻杆在钻井设备和工具中占有十分重要的地位。