The choice of optimum transmission ratio making load accelerated speed larger at all kinds of load conditions is discussed. 讨论了在各种负载条件下使负载加速度最大的最佳传动比选择问题。
It is an important but difficult job to compute the transmission ratio and the meshing efficiency of epicyclic gear trains. 摘要周转轮系的传动比与啮合效率计算是一件重要的也是使人感到困难的工作。