When the roller chain drive is designed and applied, if only the sag cont rolled in the figured closed area b, "Jumping over Teeth" can be averted, in general.
在设计和使用滚了链传动时，只要把松边垂度控制在图示的封闭区B以内，一般即可防止跳齿。
2
When the roller chain drive is designed and applied, if only the sag cont rolled in the figured closed area b, "Jumping over Teeth" can be averted...