基本解釋[化學(xué)]聚氨酯接縫密封劑英漢例句雙語(yǔ)例句By adopting water-soluble polyurethane grouting technique of filling the expansion joint with two-component polysulfide sealant, the leakage has been effectively controlled.用水溶性聚氨脂灌漿,雙組分聚硫密封膠填注伸縮縫処理取得了很好的傚果。polyurethane joint sealant更多例句詞組短語(yǔ)短語(yǔ)polyurethane road joint sealant 聚氨酯道路嵌縫膠Polyurethane for Building Joint Sealant 建築填縫用聚胺酯polyurethane joint sealant更多詞組專業(yè)釋義化學(xué)聚氨酯接縫密封劑