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But seawater desalination is of high input, high consumption, high cost, and low utilization coefficient.
但海水淡化存在着投入高、能耗高、成本高、利用率低等问题。
A method of increasing energy utilization coefficient (EUC) in recording three-slit rainbow holograms is presented.
提出了一种提高记录三狭缝虹全息能量利用率的方法。
The utilization coefficient of irrigation water contains the utilization coefficient of canal system water and field water.
灌溉水利用系数包括渠系水利用系数和田间水利用系数。
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