We have gained some knowledge about electric power on physics class at high school.
在高中物理课上，我们学到了一些与电力相关的知识。
This is the power of the old school tie.
这就是同学会的威力。
School of Power and Energy, Northwestern Polytechnical University; 2.
西北工业大学动力与能源学院；
School of Power and Energy, Northwestern Polytechnical University; 2.
西北工业大学动力与能源学院；
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