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 biologicaldecay.
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。
2
Objective To purify decay accelerating factor (DAF) with biological activity from human erythrocyte membrane.
目的获得纯化并具有生物学活性的人红细胞膜促衰变加速因子。
3
I think that, from a biological standpoint, human life almost reads like a poem. It has its own rhythm and beat, its internal cycles of growth and decay.