In this paper, a method of employing standard hobs to machine gears with different module and pressure Angle is presented. The relevant checking calculation method is also put forward.
本文提出用标准齿轮滚刀加工与其模数、压力角不同的异制齿轮的方法，并给出了相应的验算方法。
Based on the theory of bridge crossing scour, the reliability calculation model is established with checking point method, and the model is tested by the sample bridge crossing.
本文根据桥渡冲刷理论，应用结构可靠度计算方法中的验算点法，建立了桥渡冲刷可靠度计算的数学模型，并给出了具体算例。
Checking the results with space method, a difference between them and shortcomings of plane calculation method are found.
阐述用空间计算方法进行校核中，发现空间与平面计算结果存在着差异，以及平面计算方法存在的缺陷。
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