言语若采用经调制后的方波或调幅波传递，将会获得满意的可懂度。
With square wave or amplitude modulating wave transmission, the speech communication will have satisfactory intelligibility.
言语若采用经调制后的方波或调幅波传递，将会获得满意的可懂度。
With square wave or amplitude modulating wave transmission, the speech communication will have satisfactory intelligibility.
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