论文部分内容阅读
希望从东方升起──记刘东升和他的重大发明：从造纸黑液制造黑液树脂及Ｐｓ活性剂的诞生新华社记者周宗敏人民日报记者李忠辉经济日报记者杨国民本刊记者周光敏这是一片平坦的黄土地。一片朴实无华的热土。它坐落在华夏神州的冀与平原。一条园园的地平线，一复一日的迎送...
Hope to rise from the east ─ ─ Remember Liu Dongsheng and his major invention: the black liquor from paper making black liquor resin and Ps active agent was born Xinhua News Agency reporter Zhou Zongmin People Daily reporter Li Zhonghui Economic Daily reporter Yang Guomin Zhou Guangmin This is a Flat yellow land. A plain earth. It is located in China and Hebei Ji and the plains. A garden horizon, greeting day after day ...