1. They underwent courses in radio communication, demolition, and sabotage.

2. Secondly, they feared that radio communication between the two forces would reveal their positions to the enemy.

3. When Menzies opened the door to radio communication, he could have had little appreciation of one aspect of its future impact.

4. Hearing no other radio communication and seeing no other aircraft to his left or right, he turned finals.

5. While on the road, the convoy remains in radio communication with its headquarters.

6. Ramsey said coordination, which includes radio communication among different disaster-relief groups, had improved greatly since the 1989 quake.

7. Promote Amateur Radio Communication, enhance skills and technology.

8. We are in radio communication with the spacecraft.

9. The Mayans had radio communication in the Stone Age.

10. Radio communication has annihilated space.

11. Aim: To set up the radio communication system with multiple address and up and down transmitted information for small television guidance missile.

12. Radio communication system, radio network controller, mobile station and down link transmission power control method.

13. Multi-jump connection radio communication system and source station, relay station, destination station and control signal.

14. American engineer and inventor whose improvements to radio communication included the development of frequency modulation ( 1933 ).

15. In radio communication system, because of multipath effect and the finity of channel bandwidth and incomplete channel, intersymbol interference (ISI) is inescapability during the data transfer.

16. A meteorological station, a radio communication station, and a television transmission antenna, as well as a suite of rooms that were used by Eiffel, are located near the top of the tower.

17. The radio communication section executes radio communication with a base station.

17.

18. HF radio communication has a significant communication blind zone in the range of 200 kilometers usually. This disadvantage restricts its application in the near range tactical mobile communication.

19. The performance of digital radio communication systems working at ISM frequency band is much degraded by the effect of microwave oven interference.

20. Also, an already existing part in the radio communication device, e. g. , a battery package, can be used also as radiating element, saving space and costs.

21. The train-ground radio communication system of Maglev trains is the information exchange channel for trains and the ground control center.

22. The company was the first registered amateur radio communication equipment supplier in China.

23. A worldwide network of short-wave stations with directional aerials was established, fulfilling Marconi's dream of global radio communication.

24. He was cut off from all but a scanty radio communication with his armies.

25. One of the most critical points in optical PPM radio communication lies on the recovery of slot clock and frame synchronization signal.

26. It is very important problem to achieve adjacent channel duplex in radio communication, that result in to eliminate the large signal blocking interference from local transmitter in reciever.

27. Pit radio button. Used to call the pit crew via radio communication.

28. Software radio is regarded as a great revolution to the structure of traditional radio communication system.

29. It is widely used in the electronic warfare system, radar beacon radio communication and monitor system etc.

30. It mainly works at the and approval of remote radio communication and the recommendation of standards.

1. They underwent courses in radio communication, demolition, and sabotage.

31. Two - way radio communication throughout the world to the brain was possible by the late 1950 s.

32. The range consists of three different types of regulation systems: a wireless system based on radio communication( RF) technology, a hard-wired system, and a self-acting system.

33. In radio communication, either short or long waves may be used.

34. In order to realize subway mobile communication signal coverage, specialized radio communication system was established.

35. The device with a radio communication system, which makes data transmit more easily and quickly.

36. Because there is radio noise in the radio communication procedure, it is difficult to guarantee the radio transmission rate.

37. To guide ( a pilot or an aircraft, for example ) by means of radio communication according to vectors.

38. The range consists of three different types of regulation systems: a wireless system based on radio communication technology, a hard-wired system, and a self-acting system.

39. The statistic model of air-ground radio communication channel is characterized by the multipath fading, Doppler power spectrum and delay power spectrum.