Tannin from mangrove species has also been used for curing and dyeing of fishing nets made of natural fibre to make the nets more resistant to biological decay.
用红树林树种制造的单宁还用来天然纤维织成的渔网的加工和染色， 以提高其抗生物老化能力。
Tannin, a natural component of red wines, found in grape seed, skins and stems.
单宁，葡萄酒中含有的一种天然成分。在葡萄籽，葡萄皮和葡萄茎中含量高。
The biodegradable wood adhesives manufactured from natural resourcesincluding lignin based, tannin based and soybean protein based adhesives will increase.
利用天然资源制造的可降解胶粘剂用量提高，如木素胶、单宁胶、豆蛋白胶等；
应用推荐