设计阶段

Dynamic design is an active and positive method which takes librate restraining into account during the course of design.

动态设计是一种在设计阶段就考振动主动、积极措施。

When this method is applied to the spiral bevel gears of an airplane engine, the results show that it is more reasonable than TCA and the precontrol method.

提出了一种在初始设计阶段就可保证弧锥具有期加载接触性能主动设计方法，并将其用于某航空发动机中央传动弧锥面综合。