FOR radio transmission, inFORmation is imparted to a carrier wave by varying (modulating) its amplitude, frequency, or duration.

用于无线电传输时，信号用载波传送，通过改变(调制)载波的振幅、频率或间隔来实现。

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Radio resource management protocol is in charge of selecting one better channel for CDPD data transmission.

无线资源管理协议负责为CDPD数据流选择一个合适的信道进行数据传输。

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The MW-1500 is a digital microwave communication system for radio line of sight (LOS) information transmission.

1500是一种数字式微波通信系统用于视距(LOS)无线电信息传送。

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Bluetooth is a low-cost wireless radio transmission specification for creating personal networks of up to eight devices at a distance of 10 to 100 feet.

CNN: Toshiba brings Bluetooth to market

Indices for telecommunications, radio, television and satellite transmission services, hotel service, wholesale trade, e-commerce, software and IT services, and water transport all stayed at 60.

FORBES: Market Still Ignores China's Relatively Positive Economy