Pattern drilling 钻孔配置
drilling pattern 炮孔排列法 ; 钻井井位布置 ; 井数与油田亩数之比
star-pattern drilling bit 十字钻头
radial drilling pattern 辐射形炮眼排列方式 ; 辐射状布孔
drilling hole pattern 炮孔布置图
flow pattern of drilling fluid 泥浆流态
radial l drilling pattern 辐射形炮眼排列方式
drilling g pattern 炮孔排列法
Such a structural pattern is relatively close to the actual situation of drilling, thus providing a new basis for the next exploration deployment.
这一构造模式较为接近钻井实际情况，可对下一步的勘探部署提供新的参考。
The driller adopts the percussion and reverse circulation drilling pattern, with the higher drilling efficiency and wider formation suitability.
钻机采用了冲击反循环方式，钻进效率高，适应地层面广。
The bottom hole pattern of a well is the aggregation of the pits on the bottom rock cut by the bit teeth in the course of drilling.
井底模式就是钻头在钻凿岩石的过程中，钻头牙齿在井底岩石上打出凹坑的集合。
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