code time information造句

例句与造句

1. The DCF77 signal uses amplitude-shift keying to transmit digitally coded time information by reducing the amplitude of the carrier to 15 % of normal (  " 16?dB ) for 0.1 or 0.2 seconds at the beginning of each second.
2. It's difficult to find code time information in a sentence. 用code time information造句挺难的