电动系频率表 D3-HZ,D65-HZ0.2级 上海徐吉电气有限公司

p1Src=//y2.yzimgs.com/uploads/468888/2016729-155438804.png&p2Src=//y1.yzimgs.com/uploads/468888/2016729-155432630.png&p3Src=//y1.yzimgs.com/uploads/468888/2016729-15542713.png"