防爆专用氢化丁晴O形圈标准件图片

p1Src=//y2.yzimgs.com/uploads/472135/20181122-135139345.jpg?watermark/2/text/5peg6ZSh5Y2a5Lqa54m55a-G5bCB5oqA5pyv5byA5Y-R5pyJ6ZmQ5YWs5Y-4CQ==/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"