这套公式涉及了等节距锯链和不等节距锯链两种情况，还涉及星形驱动链轮、轮辋式驱动链轮和星形导向链轮三种链轮。
The formulas concern two kind of saw chains with same pitch and different pitch and three kind of sprockets, which are rim sprocket, spur sprocket and nose sprocket.
计算聚亚甲基链的末端距四次矩，并同二级相互作用的结果进行了比较。
In this paper, fourth moment of end-to-end distance of polymethylene chains in the third-order interaction approximation is calculated.
利用随机模拟方法给出了可调中心距齿轮链空程在各种情况下的模拟曲线及计算结果。
In this paper, the simulate curve and result for the backlash Center Adjustable Gear train in various cases are given by the random simulate method.
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