In the paper, the key radio technologies of WCDMA are mainly discussed, and the smart technologies in WCDMA mobile communication system are also introduced briefly.

本文主要讨论WCDMA的关键无线技术，并简要介绍了WCDMA移动通信系统中的智能技术。

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Here is our breakdown of some of the key trends in television, radio and online.

这就是我们对电视、广播和网络的部分重要趋势的分析。

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That's key to detecting precession, because during each eclipse astronomers can determine the precise angle of the radio signal and therefore the pulsar's wobble over time.

这是探测进动的关键，因为在每次遮挡期间天文学家们可以确定放射线信号的精确角度，并因此断定脉冲星的抖动时间。

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"We go into a game period now which we recognise as a very important time, " Key told BBC Radio Leeds.

BBC: Key selects from fully-fit squad

"It's a massive blow to us, he's been playing so well, " director of rugby Andy Key told BBC Radio Leeds.

BBC: Fourie facing weeks on sidelines

"If we can win the next two games we put ourselves in a very strong position, " Key told BBC Radio Leeds.

BBC: Leeds Carnegie's Andy Key targets two big wins