我们敬爱的老师、我国著名的力学界前辈孟昭礼教授离开我们已经四分之一世纪了。我们永远不能忘记他不惜病弱之躯在讲台上全神贯注地为我们授课的情景和他在课下与学生们促膝谈心、从治学到做人谆谆教诲的深情;也将永远铭记他在病榻上手不释卷时 Our dear teacher, Professor Meng Zhaoli, a famous mechanic in our country, left us for a quarter of a century. We should never forget the scene where he did not hesitate to give lessons to the sick person on his podium and his courageous conversation with the students under his class, from his studies to his inquisitiveness; he would also always remember that when he was sick