The utility model has the advantages of high driving efficiency, simple structure, convenient assembly and manufacturing, low cost, small contact stress, big absorbing load, etc.
本实用新型具有传动效率高，接触应力小，承受载荷大，结构简单，制造、装配方便，成本低廉等优点。
The utility model has the advantages of compact structure, long service life, big driving torque and small loss of driving power and small maintenance ratio and can realize the replacement of gears.
本实用新型具有结构紧凑、使用寿命长、传动扭矩大且传动功率损失小的优点，它可以实现挡位的更换，维修率小。
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