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弯外壳井下动力钻具
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弯外壳井下动力钻具
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定向井工具
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bent downhole motor
弯外壳井下动力钻具
将井下动力钻具的外壳做成弯曲形状,上段与下段的轴线之间存在一个夹角的钻井工具。
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logarithmically bounded function
logarithmically concave
logarithmically concave function
logarithmically concave polynomial
logarithmically concave sequence
logarithmically convex
logarithmically convex domain
logarithmically convex function
logarithmically decreasing function
logarithmically increasing
logarithmically increasing function
logarithmically optimal method
logarithmically subharmonic function
logarithmic amplifier
logarithmic average
logarithmic barrier method
logarithmic binomial formula
logarithmic binomial theorem
logarithmic branch-point
logarithmic calculation
logarithmic calculator
logarithmic capacity
logarithmic chart
logarithmic convergence
logarithmic convergence criterion
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更新时间:2026/1/12 5:42:46