JS-QDLS-03紙張抗張強度試驗機/紙張拉力機(恒速加荷法) 圖片

p1Src=//y2.yzimgs.com/uploads/508154/201681-17331776.jpg?watermark/2/text/5YyX5Lqs5Lit5oWn5aSp6K-a56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/400/fill/I0E3QTlBOA==/gravity/SouthEast"

aa