If I go then one hair further, it will start to slide, and so that's the case when this equals mg sine theta, mg and so you lose your mg, and you find that mu s equals tangent theta.
如果在向上一点，就会下滑，当这个等于mgsinθ,时，就会发生，所以约掉，会发现mu，s=tanθ
The purpose is discussed small start opportunity of operation of evaginate of remedial mu foot and curative effect concern.
目的探索微创治疗拇趾外翻手术时机和疗效关系。
Promulgated the "Regulations mu-ching Zhangting to" start in the province-wide inventory to verify and mu.
颁布《清丈地亩条例》，开始在全省范围内清查核实地亩。
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