１９９５年５月，几千名专家、学者会集于人民大会堂，参加中国工程院第二次院士大会，２００多名新当选的院士受到党和国家领导人的亲切接见。在新当选的院士中，一位身材瘦小、面容慈祥的老人不时摘下眼镜，擦去夺眶的泪水，他就是我国聚丙烯专家、北京化工研究院毛炳权教授 In May 1995, thousands of experts and scholars gathered in the Great Hall of the People to attend the second academician conference of the Chinese Academy of Engineering, and more than 200 newly elected academicians were cordially received by the party and state leaders. In the newly elected academician, a thin, face kind old man from time to time remove the glasses, wipe away the tears, he is China’s polypropylene expert, Beijing Chemical Industry Research Institute Professor Mao Bingquan