pulse modulated造句

例句与造句

1. During descent, the lander used three clusters of pulse modulated engines, each containing four 266-newton hydrazine monopropellant thrusters.
2. In secure mode the analogue speech signal is digitized, then encrypted by combination with the digital key generated by the BID / 150; the digital stream is then fed to the transmitter, to pulse modulate the carrier.
3. It's difficult to find pulse modulated in a sentence. 用pulse modulated造句挺难的