Based on the gear reducer, shaft, bearings, and checking, the article gives the design and calculation.
基于减速器的齿轮、轴、轴承、及其校核，文章给出了设计和计算。
The structure features of the air spring on PW200K bogies are described. The design improvement and strength checking calculation are made for the part.
介绍了PW 200k型转向架空气弹簧复合座的结构特点，对该部件进行了改进设计和强度校核计算。
The main contents include the process calculation, tower's structural design, strength design and checking the stability of tower and so on.
其塔体为绕带式，设计的主要内容包括工艺计算、塔的结构设计以及塔的强度设计和稳定性校核等。
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