BZY-II自動界麵張力儀/表麵張力測試儀鉑金環法圖片

p1Src=//y1.yzimgs.com/uploads/508154/2016712-153733168.jpg?watermark/2/text/5YyX5Lqs5Lit5oWn5aSp6K-a56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"

aa