To overcome the shortcomings of the shear pin type joint and left-hand thread type joint, a sliding sleeve subsurface safety joint is developed.
为了克服剪钉式和反扣式两种安全接头的不足，研制出一种滑套式井下安全接头。
Because universal joint with sliding blocks is able to transmit bigger torque under inclining condition, it is used widely in heavy machinery field.
滑块式万向接轴因其能在倾角较大情况下传递较大的扭矩而被广泛应用。
If the true dip line of one or two joint planes plot within a sliding zone of double-faced slope, a double-faced sliding failure can be possible.
如果有一两个节理面真倾向线落在滑动区内，滑动破坏才可能发生。
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