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1·After blowing-down, through rational feed operation, the chute feeder was changed safely within the allotted time.

休风后合理压料，确保在规定时间内安全更换布料溜槽安全地更换。

2·The paper describes the solution for abrasion of spiral feeder, introducing the way to decrease abrasion by polyethylene serving as liner of feeding chute and appending tandem booster.

阐述了解决螺旋送料机的磨损问题，并介绍了利用聚乙烯材料作送料槽内衬板的方法、减轻其磨损的办法和增设轴向助推的机械装置。

3·The feeding system comprises a feed bin, a vibrating feeder, a sliding chute and a track-type conveyor;

喂料系统包括料仓、振动喂料器、滑槽和履带式传送带。