Tremendous growth in demand of the users and limitation of our frequency resource needs more efficient transmission techniques to realize high efficiency of spectrum utilization.
移动用户飞速增长的业务需求和日益紧张的频率资源要求更有效的传输技术来实现频谱资源的高效利用。
Coal gasification has an important function on high efficient and clean utilization of coal resource.
煤气化在高效、清洁利用煤炭资源方面有着非常重要的作用。
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