平衡岩 Balanced Rock
衡岩
Hengyan
以上为机器翻译结果，长、整句建议使用 人工翻译 。
根据能量守衡原理和钻头破岩机理，建立了地层岩性与钻头工况评估模型。
According to the conservation principle of energy and the rock-breaking mechanism of bit, the assessment model was set up for formation lithology and the working condition of bit.
youdao
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模块上移
模块下移
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