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1986年6月,欧洲有机地球化学学会主席P.A.申克教授来华时曾赞扬说:“中国在有机地球化学的一些重要领域,已达到世界先进水平”.
In June 1986, Prof. P. Schenk, chairman of the European Society for Organic Geochemistry, praised China when he came to China and said: “China has reached the world advanced level in some important areas of organic geochemistry.”