TH1912 TH1912A雙通道數字毫伏表（價格參數） TH1912 TH1912A 說明書參數價格圖片

p1Src=//y1.yzimgs.com/uploads_old/195777/2010081214205353_Old.jpg&p2Src=//y1.yzimgs.com/uploads_old/195777/2010081214205353_Old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/195777/2010081214205353_Old_2.jpg"