Schneider Electric's new EEM technology unites business and energy strategies by giving managers a powerful dashboard for understanding the true drivers behind efficiency, cost and reliability.

施耐德电气的新eem技术通过向管理者提供一个强大的仪表板以了解效率、成本和可靠性背后真正的推动者，从而统一了业务和能源战略。

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Strengthening the communication network research, needs to update thinking, focus on efficiency, cost-effective, strengthen management.

加强通信网建设研究，需要更新思维、注重效能、讲求效益、加强管理。

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As a major way of solar power generation, whether solar photovoltaic power generation can improve the photoelectric conversion efficiency, cost-effective use of solar energy is a priority to resolve.

作为太阳能发电的主要的发电方式，太阳能光伏发电能否提高光电转换效率、经济高效地利用太阳能是首先要解决的问题。

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The efficiency cost of a tax hike depends most on its permanent effect on people's incomes.

ECONOMIST: How much do high-income people respond to tax changes?

Or, if you think that the marginal utility of taxpayer income and the efficiency cost of taxing are both very low, consider the opportunity cost of government spending.

FORBES: Paternalism and Welfare

And while there was an unexpected surge in cost-efficiency in Arizona compared to 2010, there was an equally unexpected drop-off in cost-efficiency in Minnesota.

FORBES: The Most and Least Efficient MLB Teams of 2011