开发: develop; open up; exploit; d ...的: 4次方是 The fourth power of 2 i ...经济效果: economic results; economic g ...电气化的经济效果: economy of electrification学习的经济效果: economies of learning经济效果: cost effectlveness; cost efficiency; economic effectiveness; economic results; economics; practical effect经济效果学: science of economic effectiveness不讲经济效果: neglect of economic performance宏观经济效果: effects of macro economy技术经济效果: technical-economic effect讲求经济效果: take into consideration the economic effect经济效果分析: cost benefit analysis经济效果平价: economic justification经济效果评价: economy test经济效果系数: coefficient of economic results经济效果指标: cost benefit indicators; economic benefit indicator; economic result indicators链式经济效果: chain economics全面经济效果: overall economic effect投资经济效果: measure of economic merit of investment外部经济效果: externalities微观经济效果: effects of micro economy较高的经济效益: higher economic effectiveness标准化经济效果: economic benefits of standardization电气化经济效果: economy of electrification经济效果的种类: types of economic results