The results of simulation show that antenna selection of transmitter not only can increase capacity, but can also reduce complexity and cost of RF chains for given channels.
仿真结果表明，对不同的信道条件，适当选择天线发射不仅可以增加信道容量，而且可以降低系统的复杂度和射频成本。
Selection Increase/Reduce – used to select the enclosing/contained logical block
增量/减量选择——用于选择逻辑上包围/包含的代码块
The bit type selection is very important to increase drilling speed and reduce costs of drilling in the course of drilling.
钻井过程中钻头类型的选择对于提高钻井速度、降低钻井成本非常重要。
In order to increase drilling efficiency and reduce cost during drilling operations, it is necessary to do some research on PDC bit selection.
在钻井施工过程中，为了提高钻进效率，降低成本，对PD C钻头进行选型研究是必要的。
In order to increase drilling efficiency and reduce cost during drilling operations, it is necessary to do some research on PDC bit selection.
在钻井施工过程中，为了提高钻进效率，降低成本，对PD C钻头进行选型研究是必要的。
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