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根据中国机床工具工业协会超硬材料分会（１９９９）２０号文和（２０００）２６号文的通知精神，以王秦生教授为团长的超协赴美、加考察团一行９人，于７月２１日至８月４日完成了出国考察任务。 此次主要考察访问了美国工业金刚石协会、美国ＧＥ公司的研究部和一个工厂，还访
According to the circular of China Machine Tool and Tool Industry Association Superhard Materials Branch (1999) No.20 and No. (2000) No.26, the super association headed by Professor Wang Qinsheng went to the United States, plus 9 members of the visiting delegation arrived on July 21 From August 4 to August 4, the mission abroad was completed. The main study visited the American Industrial Diamond Association, the United States GE’s research department and a factory, also visited