在此基础上，找出刮板输送机链轮组件的最佳结构。

On the base of this, the optimum structure of chain wheel module for scraper conveyor is obtained.

youdao

在此基础上，找出刮板输送机链轮组件的最佳结构。

On the base of this, the optimum structure of chain wheel module for scraper conveyor is obtained.

youdao