行星轮

And the induced normal curvature along the normal of contact line between the worm and the planet is obtained. The algebraic expression of the induced normal curvature at the top point of the ball-tooth is given.

另外，对行星轮与环面蜗杆沿接触线法线方向的诱导法曲率进行了求解和分析，给出了诱导法曲率在球齿齿面顶点时的代数式显式表达。

Planet wheel ; decomposition of plane motion ; angular momentum about a fixed axis

行星轮；平面运动分解；对定轴的动量矩

Hoisting: Before using the planetary hoisting system, the friction cone clutch needs to be disengaged.

提升：使用行星轮提升系统时，应先脱离摩擦锥离合器，当升降手柄闸紧提升盘时，转筒正转，缠绕钢丝绳，达到提升的目的。

Fan gear mainly by the box, planetary gear speed change mechanism, and so on.

风机的变速箱主要由箱体、行星轮系和变速机构等构成。

The relationship between unit amount of feed and transmission ratio of planetary gear train was analyzed.

针对多头多刀锁盖机构，详细讨论了多刀锁盖机构的行星轮系传动比等参数对锁盖质量的影响，分析了传动比与进给量的关系。

The transmission system has been improved in terms of previous transmission structure, which uses epicyclical train instead of the past structure in order to get high gear ratio.

本课题的传动部分，较传统的传动结构，做了一定的改进，就是改变了过去那种传动方式，通过采用行星轮系这种结构，很好的实现了较大的传动比。

In the text we using the Pro/E software for the level planet carrier establishment three dimensional full-scale mockup, and inducts this model the ANSYS software to carry on the finite element analysis, carries on the intensity examination for the planet wheel gear system designed in traditional method.

本文对传统设计方法设计的行星轮架应用Pro/E软件为一级行星架建立三维实体模型，并将该模型导入ANSYS软件进行有限元分析，进行强度校核，参数优化。

The active force influential factors of this kind of gear train transmission and the self-locking were analyzed.

提出了一种浮动行星轮随主动件选择不同而功能不同的周转轮系，分析了该种轮系传动与自锁的主动力影响因素。

And the wear of stator is the least. With i〓 increasing, wear of planet gear obviously increases.

行星轮轮齿的磨损最为严重，蜗杆齿面的磨损次之，定子齿面的磨损最轻。

By each gear wheel system is a fixed geometric axis is divided into a fixed axis and the epicyclic gear train, epicyclic gear train again planetary gear train and differential gear train.

按轮系中各齿轮的几何轴线是否固定分为定轴轮系和周转轮系，周转轮系又有行星轮系和差动轮系。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。