电力工程专辑刊首语余永强１９９４年是云南工学院二十周年院庆，也是电力工程系二十周年系庆。在这喜庆的日子里，我们组织编辑了这期《电力工程专辑》以表示热烈地祝贺，也是献给电力工程系全体校友的一份礼物。电力工程系建系二十周年以来，四个专业（水利水电工程建筑... Power Engineering Special Edition Yu Yuqiang 1994 is the twentieth anniversary of Yunnan Institute of Technology celebration, but also the 20th anniversary of Department of Electrical Engineering Department celebration. On this festive occasion, we organized and edited this issue of “Power Engineering Album” to express our warm congratulations and a gift for all alumni of the Department of Electrical Engineering. Since the twentieth anniversary of the Department of Electrical Engineering Department, four professional (water conservancy and hydropower engineering ...