接缝密封 joint seal

接缝密封材料 joint sealers

接缝密封和堵漏材料 JOINT SEALANTS

密封处理的接缝 treated joint

接缝密封条 joint sealing strip

热用接缝密封胶 Hot applied joint sealants

聚氨酯接缝密封剂 polyurethane joint sealant

低温用接缝密封剂 Cold applied joint sealants

冷用接缝密封胶 Cold applied joint sealants

密封不严的接缝 leaky joint