遇水膨胀密封带
hydrophilic sealing gasket
遇水膨胀橡胶
water-swell rubber
water expandable rubber
Water-swelling Rubber
water encounter swelling rubber
water-swellable rubber
water swellable rubber
water absorbent swelling rubber
弹性橡胶密封垫
elastic rubber sealing gasket
elastic rubbet gasker
P201遇水膨胀止水胶
P-201 water-swelling water-proofing gel
橡胶水封
rubber sealing strip for sluice gate
rubber water seal