中文字幕无码久久人妻_中国无码a一级刺激片_国产综合色产在线观看_色多黄片资源2020

China, South Africa launch 1st joint research center on minerals in Johannesburg

Source: Xinhua| 2018-09-15 08:23:25|Editor: Liangyu
Video PlayerClose

SOUTH AFRICA-JOHANNESBURG-CHINA-JOINT RESEARCH CENTER ON MINERALS

Photo taken on Sept. 14, 2018 shows the inauguration ceremony for the South Africa-China Joint Research Center for the Development and Utilization of Mineral Resources in Johannesburg, South Africa. China and South Africa on Friday launched their first joint research center on minerals in Johannesburg. (Xinhua/Chen Cheng)
KEY WORDS: minerals
EXPLORE XINHUANET
010020070750000000000000011100001374689971