关注微信公众号查券更方便
//径285圈外*7/胶305295/氟275.300270/310/5290耐高温/型280/o
密封圈/305295氟橡胶/265/280285/3005/270260型/290/o/275255*//
////31015 3001918dz/封270/16*密封圈un280/*305295/油27520//