In this article, several key points in the reform of the shaft seal used in the rotarydisc tower were analyzed.
本文分析了带旋转轴塔轴封改造中应注意的几个关键问题。
2
Because lock tongue ACTS on wheel tooth from horizontal direction in the utility model, its force has little influence on horizontal rotarydisc.
本实用新型由于锁舌从水平方向作用于轮齿，其作用力对水平的回转盘影响较小。
3
Through discussion of how to improve the extractive efficiency, pointed that whether the rotarydisc is turning or not has no effect on extractive efficiency.