The switch state and control function of Matrix Convetter based on two-voltage control technique is researched, Source key is presented, and the control table of switch state is given.
讨论了基于双电压控制的矩阵变换器的开关状态及控制函数，提出了原点开关概念和开关状态控制函数表。
The unsteady state temperature field of the tire base on the two heat source.
轮胎非稳态温度场的研究就是基于这两种热源。
A two-dimensional mixed steady-state model of side discharge is applied to the prediction of water quality for the water source area of the Langshan waterworks in Nantong City.
采用二维稳态混合岸边排放模型分析，对南通狼山水厂扩建工程的取水水源地水质进行预测。
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