s变换的提出以及s变换的研究方法和意义。-s transform proposed as well as s transform research methods and significance.

LLC半桥谐振电路的设计与应用 这是一篇高水平的上海交通大学工程硕士专业学位论文， 对当前主流LLC变换器进行深入的研究，非常适合我们进行学习和借鉴-The design and application of LLC resonant circuit This is a high level of Engineering Master s degree thesis of Shanghai Jiao Tong University On the current mainstrea