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;
Kinetic characteristics of valonia tannin biodegradation using natural microorganism groups were studied.
研究了微生物菌系对橡单宁的生物降解能力。
But it has limitation in complex formation drilling for its natural thermal instability and high sensitivity to salt contamination, whereas tannin could he modified to widen its using fields.
因其在使用中具有不耐温、不耐盐等较多缺陷,无法适用于特殊复杂的地层,但是通过对其改性,可以拓宽其应用范围。
The material of brewing tannin is natural gallnut, it can be directly used in food and medicine by physical purifying and it has brought into the catalogue of Chinese food additives(No. 2201).
酿造单宁是以天然五倍子为原料,用物理方法提纯可直接用于食物和入药,已纳入我国食品添加剂目录( 编号为2201) 。
The tannin acts as a natural preservative.
单宁其实就像天然的防腐剂。
The tannin acts as a natural preservative.
单宁其实就像天然的防腐剂。
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