It's inevitable result of bending of geological drilling and will affect drilling quality.

地质钻孔发生弯曲是必然的，并将影响钻探质量。

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It will greatly reduce the cost on rectifying the deviation of the drilling and ensure the drilling quality.

在煤层中使用该纠偏技术，在保证钻孔质量的同时，可极大地降低近水平孔钻进纠偏成本。

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Choosing appropriate laser power and reducing laser irradiation time in laser drilling can also improve drilling quality.

激光钻削时，选择合适的激光功率及减少激光照射时间可提高钻削质量。

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Even in areas with no nearby oil and gas drilling, the water quality in some aquifers changes naturally, groundwater experts say.

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But this was Bissell's vision of the "new new thing"--get sufficient volumes of rock oil by drilling for it refine it into a high quality illuminating oil, and then take market share away from existing illuminants and, at the same time, build wholly new markets.

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