Time-varying channel can provide time diversity, also known as the Doppler diversity.

时变信道可以提供时间分集，也称为多普勒分集。

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Space -time coding can increase channel capacity by using the space and time diversity technique.

空时编码技术通过空间和时间分集接收能有效增加信道容量。

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As the relay node's involvement, the agreement can take full advantage of multi-user cooperative spatial diversity and the time diversity and coding gain from retransmission mechanism.

由于中继节点的参与，该协议可充分利用多用户协作的空间分集和出错重传所带来的时间分集和编码增益。

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Time diversity costs real money there.

FORBES: Supercharged Munis

The studies ranged from understanding the impact of modern technology on culture, the importance of time, diversity, the role of creators and governments in culture.

FORBES: Reasons To Hope

The plan's proponents say this will set a more equitable standard for admission and at the same time increase racial diversity in the universities.

ECONOMIST: Affirmative action in Florida