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1994年3月,河南岩矿测试中心与南非地科委签订了铂族化探合作协议,地矿部宋瑞祥部长出席了签字仪式。当年完成了布里茨约1000km~2的区域化
In March 1994, the Henan Rock and Mineral Testing Center and the South African Science and Technology Commission signed an agreement on cooperation in the platinum-group geochemical exploration. Minister Song Ruixiang of the Ministry of Geology and Minerals attended the signing ceremony. In the same year, the regionalization of about 1000km ~ 2 in Brits was completed