The content and present testing accuracy of refrigerant thermophysical properties, environmental characteristics and evaluation guideline were introduced.

介绍了制冷剂热物理性质的内容和目前的测试精度、制冷剂的环境特性和评价指标。

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For ensuring the PEIA to put into effect successfully, the PEIA technique guideline was issued by the Ministry of Environmental Protection of China in 2003.

国家环保部颁布的《规划环评技术导则》（试行）规定环境承载力分析是规划环评的基本技术方法之一。

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She said it should be replaced by a guideline to award contracts to "the most advantageous contract in terms of economic, social and environmental benefits".

BBC: EU procurement rules to be changed