Knowledge bases: Knowledge bases serve as a virtual "in-house expert," providing default project definitions, values, ranges, and calibrations based on comparable project histories.
知识库：知识库就相当于一位虚拟的“内部专家”，它提供了基于可比较的项目历史记录的默认的项目定义、赋值、范围和标准。
Data in this table are calculated at current prices. Indices are based on comparable prices.
本表增加值按当年价格计算，指数按可比价格计算。
Quantitative synthesis was conducted on comparable outcomes across studies with similar interventions and no clearly identified overall risk of bias.
定量合成分析相似干预措施、没有明显偏倚风险文献的结果。
Quantitative synthesis was conducted on comparable outcomes across studies with similar interventions and no clearly identified overall risk of bias.
定量合成分析相似干预措施、没有明显偏倚风险文献的结果。
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