p+f**值編碼器說明書NEB12-18GM50-E2-V1 圖片

p1Src=//y2.yzimgs.com/uploads/461511/2017222-134123491.jpg?watermark/2/text/5LiK5rW35Lm-5ouT6LS45piT5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa