This article describes the existing defects of power supply unit in rotary kiln 'fan, the reconstruction procedure and the effect after finishing reconstruction.
本文阐述了回转窑供电装置存在的缺陷，亦即改造过程和改造后的效果。
2
Dental rotary instruments. Part 2: steel and carbide finishing burs.
牙科旋转器械。第2部分：精制碳钢钻。
3
In this paper, the authors expound the structure, the working principle and the designing method of the rotary fire finishing machine, and compares it with the rectilinear fire finishing machine.