Many villages have become rich from exploiting natural resources in recent years , but the liming village is still poor .
近年来,许多村子通过开挖资源走上了致富道路,但黎明村依然穷困。
In industrial production , the colloidal impurities are removed from the crude extract liquid of haliantus tuber by means of the method of salting-out , enzmolysis and precipitation of liming with supplementary carbon dioxide intake respectiely .