The NNE fault system is mainly controlled by tension-torsional stress, and the NNE-NE fault system by these factors: boundary condition, sedimentary facies zone and regional tensional stress.
NNE向断裂系统主要受张扭应力作用控制；而nne - NE向断裂系统主要受边界条件、沉积相带、区域张应力的控制。
In addition, the CAM shaft and the torsional vibration caused by crank will also cause the big change of the chain tension.
此外，凸轮轴和曲轴引起的扭转振动也会导致链条张力的相当大的变化。
A new method of achieving steel band tension by using cylinder helix torsional spring was presented in the course of studying the gapless linear transmission system.
在研究一种钢带无间隙直线传动机构的过程中，提出一种采用圆柱螺旋扭簧实现钢带张紧的新方法。
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