deviation force meaning in English

自差力

Drilling track is key factor which decide trenchless success or failure , but controlling drilling track stay around rectifyed phase at the present . guided the theory of force is the key affectting the drilling track , the paper discuss primary factors on contralling drilling track , and advance the formulary ahout reckoning deviation force and azimuth force , expect to achieve the aim that drilling track were controled real time and be anticipated , and have the initiative on drilling track contaolling
岩层钻进轨迹是决定非开挖成败的关键因素，目前对钻孔轨迹的控制仅仅停留在被打纠偏层面上，本文在力是影响钻进轨迹本质因素理论指导下，对影响岩层钻进轨迹控制的因素进行了理论探讨，并针对造斜力和变方位力提出了计算模式，希望最终能实现钻孔轨迹的实时监控与调整，变被打纠偏为主动钻进。