The source of this paper's thesis is based on the design of the shortwave monitoring database system .
本论文的课题来源就是全国无线电短波网络监测数据库系统的设计与应用层面。
The second chapter of the thesis introduces and analyzes the topology, operating principle, control method and application of the voltage-fed Z-source inverter.
本文第二章详细介绍、分析了电压型Z源逆变器的拓扑、工作原理、控制方法和应用等。
The thesis will be divided into three parts: SuXun's theory of prose, the concrete creation of his prose and the historic source.
本文拟从苏洵的散文理论、散文创作及其历史渊源三个方面来进行论述。
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