About YOSHIHISA KOICHI
About OKADA YASUAKI
About 日本音響学会誌
About acoustic wave propagation
About acoustic wave absorption
About Air
About acoustic attenuation
About temperature dependence
About interannual variation
About Weather
About aircraft noise
About noise propagation
About seasonal dependence
About long range propagation
About daytime
About night
About Propagation of sound waves
About Aircraft noise
About 騒音
About 長距離伝搬
About 音響吸収