Of the many radio stations in the city, FM 109 is considered to play the__________.listening music.

Digital Selective Calling means a technique using（）which which enables a radio station to establish contact with, and transfer information to another station or group of stations and complying with the relevant recommendations of the CCIR.

Our house is about a mile from the railway station and there are not many houses（）.

You are the Cisco Network Designer in Cisco.com. Your company is using the G.711 codec with 802.11a access point radios. This can support a maximum of how many phones per access point?（）

（）means a technique using digital codes which enables a radio station to establish contact with, and transfer information to another station or group of stations and complying with the relevant recommendations of the CCIR.

Radio communication（）for many years and helps to save tens of thousands of lives.

Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.

Where would you find the call sign or call letters of the radio station on your ship?（）

One of your customers is using the G.711 codec with 802.11a access point radios. This cansupport a maximum of how many phones per access point？（）

Within the WMM policy， how many default QoS radio access categories are there？（）

The Coast Radio Stations are found in（）.

Where would you find the “call sign” or “call letters”of the radio station on your rig?（）

We（）the distress signal on our own radio before the shore station relayed it to us.

The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.

Our house is about a mile away from the railway station and there are not many houses（）

The maritime radio system consisting of a series of coast stations transmitting coastal warnings is called（）.

71. How many GMDSS radio operators are needed／required on board according to the provisions of the International Convention for the Safety of Life at Sea，1974？

108. Details of coast radio stations and radar stations can be found in _____.

143. Details of Coast Radio Station and Radar Stations and Read Stations can found in （ ）

The new radio stations before World War II needed three things to be successful: ______, ______, and ______.

Where would you find the "call sign" or "call letters" of the radio station on your rig？

There are many types of reports. A report is simply 【B1】 of something that has happened. The commonest are 【B2】 We get them in newspapers, over radio and 【B3】 television. Sometimes 【B4】 also show us newstreel.

Most radio and television stations in the United States are commercial stations, 【26】______ is to say, they earn their money from 【27】______ or commercials. Private companies purchase radio and television 【28】______ from the commercial stations in order to 【29】______ their products. Cable television stations are also 【30】______ stations, though they do not usually have advertisements. 【31】______ watch cable stations, people must pay the cable TV company a certain amount of money each 【32】______ .

Our house is about a mile from the railway station and there are not many houses among them.（）

All trains having been cancelled because of the snowstorm, many passengers could do nothing but at the station（）