a4.3.2.2.3 Identify on the Zwicker Loudness time history the beginning and end of the time interval containing the steady-state sound of the individual subsystem operation. Be sure to exclude any impulsive sounds that may have occurred at the start and stop of the subsystem operation. 4.3.2.2...
根据第二段At 16,someone taught him how to use a sound recorder and encouraged him to go outside and make more recordings.This marked the beginning of Juan's lifelong love for nature.(16岁时,有人教他如何使用录音机,并鼓励他出去多录音。这标志着Juan一生热爱自然的开始。)可...