有时，一次用多级齿轮传动可获得大的降速比。
Sometimes, many spur gears are used at once to create very large gear reductions.
本文提出的方法可以推广到处理多级齿轮传动问题。
The method can be extended for solving transmission problems of multi-stage spur-gears.
对于多级齿轮传动系统的齿轮齿数分配问题，需要具体情况具体分析。
About the teeth number distribution of multistage gear transmission system, concrete analysis should be made according to concrete circumstance.
应用推荐