文中给出了钻压和转速对预弯曲动力学防斜打快钻具组合防斜力的影响规律。

Also, it is described the influence of bit pressure and rotate speed on anti-deviation force of the BHA of anti-deviation and fast penetration with pre-bending dynamics.

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在前人的研究基础上，化简、推导出了各向异性钻头条件下的横观各向同性地层造斜力和方位力公式。

Basing on former researcher findings, simplified and deduced the formulas of formation deflecting force and azimuth force of transverse isotropy formation under the condition of the anisotropy bit.

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斜刃剪切时，剪切力的大小与板料的宽度、厚度及斜刃倾角有关。

Shear force is interrelating with width and thickness of plate and obliquity of knife-edge.

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