南延宗先生（1907—1951）是我国三四十年代的一位著名地质学家、稀有金属研究的先驱者。

Mr. Nan Yanzong (1907-1951) was a famous geologist, and one of the pioneers in the research of rare metallic minerals in the 1930's to 1940's in China.

youdao

南延宗先生（1907—1951）是我国三四十年代的一位著名地质学家、稀有金属研究的先驱者。

Mr. Nan Yanzong (1907-1951) was a famous geologist, and one of the pioneers in the research of rare metallic minerals in the 1930's to 1940's in China.

youdao