IR absorption spectrum shows that carboxyl has been introduced into GCL2. GCL2 was found to have a good efficiency of inhibiting corrosion and scale in cooling water.

红外吸收光谱分析证实GCL2分子中引入了羧基。通过性能评价发现，GCL2具有良好的缓蚀阻垢性能。

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Theoretical analysis and experimental results show that the proposed ellipse detection algorithm has the advantages of high robustness, wide applicability, high accuracy and good efficiency.

理论分析和实验结果表明，所开发的椭圆提取算法具有鲁棒性强、适用范围广、精度高、速度快等优点。

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The system has been running for over one year with good efficiency.

该系统已运行一年多，效益良好。

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Then there is the simple notion that cost cutting must be good, because it makes for greater efficiency, and efficiency is good.

FORBES: Leadership

More debatable is whether it is good for the efficiency of the capital markets, and thus for the economy as a whole.

ECONOMIST: Alternative investments: Doing well by doing good | The

Or the high profits could be a sign of efficiency and good quality.

FORBES: OutFront