CNC (Computer Numerical Control) is a technology originally developed for the aviation industry, enabling the precise construction of digitally generated, complex curved objects.

CNC(电脑数值控制)本是为航空业开发的一项技术，可使数字化生成的复杂曲面物体得以精确施工。

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Improving the automated control and management level of street lamp with advanced technology has become more and more important during the construction of city Road lighting system.

采用先进技术提高路灯自动化控制与管理水平，已经在城市道路照明系统建设当中发挥着越来越重要的作用。

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The EPA requires builders of plants big enough to emit 75, 000 tons of carbon dioxide a year to use the "best available control technology" in order to obtain air permits, needed before construction.

环保署规定，凡是年二氧化碳排放量超过75000吨的新建工厂，必须使用“现有的最好的控制技术”，以在开工前取得气体排放许可。

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