BS1363-Fig6 接头盖安装螺丝的试验装置 BS1363-Fig6 精准一码发财207

p1Src=//y3.yzimgs.com/uploads_old/312390/2015081711284787_old.png&p2Src=//y3.yzimgs.com/uploads_old/312390/2015081711284792_old.jpg&p3Src=//y3.yzimgs.com/uploads_old/312390/2015081711284801_old.jpg