In addition, several Suggestions, including emphasis on the basic research on railway train traction in theory and application are made.
此外，作者还提出加强列车牵引理论和应用的基础性研究等建议。
In the thesis, the applied design based on traction calculation theory and gas-membrane theory is developed.
本文还对气垫带式输送机的牵引计算理论和气膜形成理论进行了实用设计研究。
In this paper a vector controlled ac speed-regulating system is developed, which adopts the rotor flux field-orientated theory to meet the requirements for an electric traction system.
本文依据矢量控制的基本原理，针对电力牵引系统对电机控制性能的要求，设计了基于转子磁场定向的矢量控制交流调速系统。
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