论侦查成本、收益及其二重属性 Key Words: Criminal investigation, Economic cost, Power cost, Economic benefits, Social benefits. [gap=228]关键词：侦查；经济成本；权力成本；经济收益；社会收益
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electric power cost 电力成本 ; 电力本钱
nuclear power cost 核动力成本 ; 核电费
Low power cost 低功耗
man-power cost 劳动力价值
wind-power cost 风电成本
wind power cost 风电成本
basic power cost 基本电费
active power cost 有功成本
reactive power cost 无功成本
Based on the rate of error code, the model of power cost is got.
在误码率的基础上，得出分析系统功率代价的数学模型。
参考来源 - 基于受激喇曼散射的喇曼放大器噪声特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Hydro power and nuclear power cost about the same amount.
水力发电与核能发电的成本差不多是相同的。
But solar energy photovoltaic power cost is high and its conversion efficiency is low.
但太阳能光伏发电存在成本较高和能量转化效率较低的问题。
Reactive power pricing and the allocation of reactive power cost is the key to the reactive energy market.
在无功电量市场中，关键问题是对无功功率的定价和无功功率成本的分摊。
He calls it "cow power to horsepower." Leonhardt says the challenge is to cost-effectively remove impurities from the manure-derived methane.
VOA: standard.2010.02.23
Fenton says within three years the cost of large solar plants should be the same as for coal or oil power plants.
VOA: standard.2009.10.27
And he stresses that it should reduce the cost of generating power from the sun.
VOA: standard.2010.02.19
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