Photocatalytic process is one of the current technologies with high efficiency and saving energy for the removal of pollutant from water.

光催化技术是一种新兴的高效节能现代污水处理技术。

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Recycle and utilization of waste heat in exhaust fume of industrial furnaces is the efficient way enhancing furnace heat efficiency and saving fuel used by furnace.

工业炉窑烟气余热回收利用，是提高炉子热效率、节约炉用燃料的极为有效的途径。

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Four-wheel drive, strong pull, well-done in climbing slope, high efficiency and saving oil.

全轮驱动，牵引力大，爬坡能力强，高效节能。

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Shadow communities minister Caroline Flint said Labour had "not been comfortable talking about efficiency and saving money".

BBC: Labour conference: Miliband urges U-turn on economy

The cut was part annual efficiency saving and part "a result of the cost of making services safe", it said.

BBC: Furness General Hospital

The contribution of Agile to enhanced management practices for dealing with complexity is a shift towards valuing transparency, obliquity, informality, expertise and getting real-world results for customers through iterative approaches, as compared to the traditional management approaches of command, control, hierarchy, rules, formal plans, reports, predictability, short-term efficiency and a preoccupation with saving or making money.

FORBES: Can Complexity Thinking Fix Capitalism?