研究了秦岭山区野生华中五味子种子内源抑制物存在部位及其抑制活性。以甲醇和蒸馏水分别对华中五味子种皮和种仁进行浸提，分别制备......

Arsenopyrite is one of very important and common auriferous minerals in endogenetic gold deposits. In seven gold deposit......

Among the endogenetic deposits in the Sanjiang area and at the west margin of the Yangtze platform, Himalayan deposits a......