There are many influential factors for backlash of the gear pair. This paper studied various factors and discussed the calculating methods and steps on backlash of the gear pair.
本文在分析各种影响齿轮副侧隙因素的基础上，讨论齿轮副侧隙的计算方法和步骤。
There are many kinds of inversion methods for calculating the density interface, but few of them are rapid and simple.
密度界面的反演已有许多方法，但快速简便的方法尚不多见。
There are many kinds of inversion methods for calculating the density interface, but few of them are rapid and simple.
密度界面的反演已有许多方法，但快速简便的方法尚不多见。
应用推荐