...电动机-毕业论文参考网 关键字:变频调速;制冷;单相异步电动机 [gap=1209]Keywords: Frequency conversion adjusts the speed; Refrigeration; Single different step motor ...
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...业论文参考网 关键词:旋转式压缩机,变频调速,电容启动电动机 [gap=1250]Keywords: Frequency conversion adjusts the speed,Revolve type compressor,The electric capacity start electric motor ..
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