我们怀着沉痛的心情悼念中国共产党党员、著名物理学家、中国科学院物理研究所研究员、中国人民政治协商会议第七届全国委员会委员、中国物理学会波谱委员会主任、中国计量测试学会时间频率委员会主任、中国电子学会量子电子学和光电子学委员会顾问、《波谱学杂志》编委王天眷教授.王天眷教授因病医治无效,不幸于1989年2月20日十八时在北京逝世,享年七十七岁. We are deeply saddened to pay tribute to members of the Communist Party of China, renowned physicists, researchers at the Institute of Physics, Chinese Academy of Sciences, the Seventh National Committee of the Chinese People’s Political Consultative Conference, the Chinese Physical Society Spectrum Committee, China Institute of Metrology, Time and Frequency Committee , China Institute of Electronics quantum optoelectronics and optoelectronics Committee Adviser, “Journal of Spectrum Science” editor Wang Tianjuan Professor Wang Tianjuan invalid for medical treatment, unfortunately, at 18:00 on February 20, 1989 in Beijing died, enjoy the year Seventy-seven years old.