The formulae for calculating the uphill steering torque resistance, haulage force and power are presented and the results are checked by the measured power on horizontal surface.
提出了在上山坡道上的转向阻力矩、牵引力和功率的计算公式，并以水平地面的实测功率进行了验证。
The force resistance of powered support when horizontal loading was added under the condition of laboratory was analyzed and a horizontal loading experiment method was put forward.
对在实验室条件下进行水平加载检验时，液压支架受力情况进行了分析，提出了水平加载的试验方法。
The productivity formulas of branch horizontal wells which have or not have common joint are derived by applying conformal transformation and isopleth map of percolation resistance force.
运用保角变换和等值渗流阻力推得分支水平井（有公共点或没有公共点）产能公式。
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