Through spotlights cost reducing and frequency division utilization it improves system efficiency.
通过聚光降低成本，通过分频综合利用提高系统效率。
Industry sectors has also led to the artificial division of integrated water resources development, utilization and protection management more difficult.
行业环节的人为分割也导致了水资源综合开发利用和防护治理的难度。
The effect of bandwidth division on the improvement of the frequency spectrum utilization is analyzed under the condition of the multi-access interference and Gaussian white noise.
分析了在信道存在加性白噪声和多址干扰的条件下，频带细化对提高频谱利用率的作用。
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