苏州革命博物馆半景画厅混响时间及其频率特性的改善

IMPROVEMENT OF REVERBERATION TIME AND ITS FREQUENCY CHARACTERISTIC IN THE SEMI-SCENE-PAINTING HALL OF SUZHOU REVOLUTIONARY MUSEUM

从半景画厅的功能和建筑特点分析了改善混响频率特性的要求，介绍了混响时间的测量方法，比较了实测到的改善前后半景画厅的混响时间及其频率特性。

The requirements of improving the frequency characteristic of reverberation time are analysed here in the light of the function and the architectural feature of the semi-scene-painting hall. There fellow the methods of measuring the reverberation time and a comparison between the measured reverberation time and its frequency characteristic in the improved hall and thoso in the original one.