单选题 1分

____is capable of finding any 406MHZ beacon no matter where they are.

  • A.Local User Terminal
  • B.Spacecraft
  • C.Local-mode coverage
  • D.Near polar orbiting satellites

你可能感兴趣的试题

1 单选题 1分
  • A. Emergency phase.
  • B. Distress phase
  • C. Alert phase.
  • D. Uncertainty phase.
3 单选题 1分
  • A. communication methods
  • B. signaling methods
  • C. rockets and hand flares.
  • D. All are right
4 单选题 1分
  • A. continuously
  • B. on terrestrial communication system
  • C. on satellite communication system
  • D. both B and C.
5 单选题 1分
  • A. aren’t moving
  • B. are stationary
  • C. are in geostationary orbits
  • D. are in the polar orbits.