improved drilling performance
...害控制(horizontal and multilateral drilling and formation damage control) 改善钻井性能(improved drilling performance) 欠平衡钻井及油层损害控制(underbalanced drilling and formation damage control) ..
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improved drilling performance
提高钻井性能
以上为机器翻译结果,长、整句建议使用 人工翻译 。