The total cites and impact factors of chemical engineering journals were found to be low.
发现化工期刊的总被引频次、影响因子等指标普遍较低。
The Cambridge Energy Research Associates, or CERA, analysis cites several reasons why demand in developed nations -- which accounts for slightly more than half the world's total -- won't recover.
占世界石油需求过半的发达国家为什么不会再提高其需求量? 剑桥能源协会的分析报告列出了几条原因。
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