The speed of sound in the atmosphere
A、variesaccordingtothefrequencyofthesound.
B、changeswithachangeintemperature
C、changeswithachangeinpressure
发布时间:2024-09-20 07:51:12
A、variesaccordingtothefrequencyofthesound.
B、changeswithachangeintemperature
C、changeswithachangeinpressure