从今天开始，我们的话题又要转到室内声学上来了。我们平时听音响，总离不开一定的室内环境，或在剧场，或在听音室，或在普通家居，而听音时的室内环境如何，在很大程度上决定着还音的质量。我也见过不少发烧友谈听音环境的文章，而有些人显然是混淆了隔音与吸音、混响与回声 From today onwards, our topic is going to indoor acoustics again. We usually listen to sound, always inseparable from a certain indoor environment, or in the theater, or in the listening room, or ordinary home, and listening to the indoor environment, to a large extent determines the quality of sound. I have seen many enthusiasts talk about the listening environment, while others are apparently confused with noise and sound absorption, reverb and echo