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1.The normal-circulation rotary drilling process is crucial for the success of oil extraction.
正常循环旋转钻井过程对于石油开采的成功至关重要。
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2.The company's new normal-circulation rotary drilling technology has significantly improved the efficiency of oil extraction.
该公司的新正常循环旋转钻井技术显著提高了石油提取的效率。
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3. The normal-circulation rotary drilling technique was developed to address the challenges faced by deep-water drilling operations.
正常循环旋转钻井技术的开发是为了解决深水钻井作业面临的挑战。