Semiconductor power convectors - Adjustable speed electric drive systems - General requirements - Part 1: rating specifications, particularly for D . C. motor drives.
半导体电力变换器.可调速电驱动装置. 一般要求. 第1部分: 直流电动机的额定值规范.
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调速电气传动???又称 :调速电气传动(variable speed electric drive )???