此前,著名声学专家查雪琴教授应邀到天津大学建筑学院向天津声学界作了三天讲座。讲建筑声学、吸声与扩散等,并有大量实例。查教授讲课时思路活跃、条理清晰、深入浅出,听者更是全神贯注,受益非浅。我与查教授也是老朋友,很久不见,这次相会,格外高兴。查教授谈笑风生、快人快语的好习惯依然如故。查教授将她精心译校的《噪声控制与声舒适》一书相赠,我也将《扬声器探索》等 Prior to this, a famous acoustic expert Professor Cha Xueqin was invited to the Tianjin University School of Architecture made a three-day talk to the Tianjin acoustic community. Speaking of building acoustics, sound absorption and diffusion, and a large number of examples. Cha Cha lecturing ideas active, clear, easy to understand, the listener is absorbed in, benefited greatly. Professor Cha and I are also old friends, long time no see, this meeting, especially happy. Investigate Professor talkative, fast people fast language is still the same good habits. Professor Cha will carefully translate her school “noise control and sound comfort,” a book, I also “speaker to explore” and so on