Many random factors were taken into account when calculating the block reliability, such as angles of joint face, binding force, friction coefficient, the rock density, etc.

在分析块体的可靠度时考虑了结构面的产状、粘结系数、摩擦系数、岩体的容重等多个随机因素。

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Moreover some random factors of orientation and friction Angle of structural surface are considered during the stability analysis of joint rock mass.

在节理岩体的稳定性分析中，考虑了各组结构面产状和摩擦角的随机性。

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Safe and reliable: joint design, taking into account the friction on the screw and self Bowl gravity, so that a reliable self-locking joint capabilities.

安全可靠：接头设计时，考虑到上碗扣螺旋摩擦力和自重力作用，使接头具有可靠的自锁能力。

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