of drilling中文什么意思

混合钻进方法

• drilling:    adj. 尖锐的，辛辣的。 dril ...
• drilling:    n. 1.钻孔；【矿物】钻井；〔pl ...
• drilling in:    钻入

例句与用法

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1. After months of drilling , oil was found off the coast .
   经数月钻探，在沿海找到了石油。
2. The same principle was used in a method of drilling in oilfields .
   油田的钻探方法采用了同样的原理。
3. Remarkable progress had been made in the technique of drilling wells long before the earliest oil-wells .
   远在最早的油井之前，钻井技术就已经取得了显著的进步。
4. Study on theory of drill rod with new type structure
   一种新型结构钎杆的理论研究
5. Stability analysis of drill - string in directional drilling
   定向井钻柱稳定性分析