automatic position reporting system造句

例句与造句

1. During the early 1990s, CETS ( then known as the Automatic Position Reporting System ) continued to evolve into its current form.
2. MHRC conducts expeditions and field days to promote Public service communications and Legacy communication modes like Morse code and Radio teletype ( RTTY ) radioteletype and also new communication modes like digital packet, Automatic Position Reporting System ( APRS ) Automatic Packet Reporting System, and spread spectrum.
3. It's difficult to find automatic position reporting system in a sentence. 用automatic position reporting system造句挺难的