下列哪些选项属于科研成果的推出?
(A) 科研成果申报
(B) 专利申请
(C) 撰写论文发表
(D) 投入工业生产
第2题
下列哪些选项是国际学术会议的开场语句
(A) “I am very pleased to have this opportunity to ...”
(B) “First let me express my gratitude ...”
(C) “Now after a short introduction I would like to read to the main part of my paper ...”
(D) “The last part of my report will be devoted to ...”
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