在分析电力机车牵引特性基础上，对牵引电动机的运行特性进行了研究。

Based on the analysis of the traction and brake characteristics of asynchronous traction motors, the steady state performance of the asynchronous traction motor is studied.

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介绍了SS7C型客运电力机车的主要设计思路、特性、技术参数等，对其牵引客运列车的性能进行了简要的分析。

Main design thought, features as well as technical parameters of SS7C passenger electric locomotive are presented. Also briefed is its traction performance of passenger train.

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该模型可模拟计算机车柴油机的负荷特性、速度特性和牵引特性。

This model may be used to simulate the load-characteristics, the speed-characteristics and the tractive-characteristics of a locomotive diesel.

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