... high frequency symmetrical cable 高频对称电缆 high frequency telephone 高频电话 high frequency testing apparatus 高频测试装配 ...
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I'd like to use your VHF (Very High Frequency) telephone to contact our company.
我想用一下你的高频电话同公司联系一下。
ADSL is a branch of DSL technology, but also the use of ordinary telephone lines to transmit data, but it is used in high frequency band than the voice.
ADSL是DSL技术的一个分支，同样也是使用普通电话线路来传输数据，但它使用的频率要比语音波段高。
ADSL USES the high frequency band which has not been used in the common telephone line and the advanced modulating technique to provide broadband access.
ADSL利用了普通电话线中未使用的高频频段，采用先进的调制技术，提供宽带接入。
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