常見例句雙語例句The styptic fibre composition is composed of polyvinyl alcohol, gelatin, sweetgum leaf extract and berberine hydrochloride.一種止血纖維的組成，包括有聚乙烯醇、明膠、楓香葉提取物及鹽酸黃連素。ip.comUsing water soluble PVA(polyvinyl alcohol fibre)manufacture super light weight worsted fabric, it can improve production's quality and price.利用水溶性維綸生産超細(xì)輕薄精紡呢羢，是提高産品檔次，增加産品附加值的一個(gè)重要途逕。The corrosion of aldehyde condensation solution has been a great difficult technical problem in polyvinyl alcohol fibre production industry, which has been hindering the normal operation of the plant.維綸醛化液腐蝕是維綸行業(yè)的一大技術(shù)難題，一直睏擾著工廠的正常生産。 返回 polyvinyl alcohol fibre