现有工程机械通常采用接触摩擦片式离合器，这种装置的传递扭矩难以实现无级连续调节。
In construction machinery and equipment, contacting friction disk clutches are mostly used, by which the torque transferred cannot be adjusted easily and continually.
文中采用传统的四球机法，对工投牌高扭矩钻具螺纹脂的摩擦系数进行了测试。
The paper measures the friction coefficient of Gongtou brand thread compounds for high torque drill tool.
具有主、副气缸运动学上最大相似性的结构参数，可使得主、副气缸的摩擦力和扭矩尽量一致及平稳性更好。
The structural parameters of kinematics has a supreme comparability between primary and secondary air cylinder, and the consistency and stability of torque and friction can be better.
采用基于扭矩测量和伺服电流测量两种方式对工作台系统中的摩擦力进行了研究。
The friction in AC servo table is researched, which is based on torsion measuring and current measuring.
而处于研磨阶段时，轴向压力、扭矩和试样弹性模量、黏聚力及内摩擦角有关，与抗压强度无关。
When the sample is at the stage of grinding damage, the axial force and torque are related to the Young? S modulus, cohesion and internal friction Angle except the compression strength.
而处于研磨阶段时，轴向压力、扭矩和试样弹性模量、黏聚力及内摩擦角有关，与抗压强度无关。
When the sample is at the stage of grinding damage, the axial force and torque are related to the Young? S modulus, cohesion and internal friction Angle except the compression strength.
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