这种树皮鞣料用于制革。

The bark was used to tan leather.

鞣料植物具有巨大的经济价值。

Tannin plant is of great economic value.

在此定量定性分析鞣质的基础上，有关鞣质、鞣料和鞣剂方面的定性、定量或半定量的研究将成为可能。

It is believed that the research on tannin extracts, tannins themselves and related area can be carried out qualitatively and quantitatively on the basis of this kind of investigation.