该指数通过观察2004-2008年的18项环境指标评估112座城市的可持续性，这些指标包括空气污染、污水回收利用、公共交通等。
The index assessed sustainability in 112 cities by looking at 18 environmental indicators — from air pollution to waste recycling to mass transit — for the years 2004-2008.
通过对药型罩做静态大变形均匀性检测，做杵体回收试验的分析研究，可对其性能进行相关的评估。
Passing to test the liners static great deformation and to analyzing the recycle tested slug can evaluate the liner correlative performance.
通过对药型罩做静态大变形均匀性检测，做杵体回收试验的分析研究，可对其性能进行相关的评估。
Passing to test the liners static great deformation and to analyzing the recycle tested slug can evaluate the liner correlative performance.
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