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精密统计
1、accurate background───准确的背景
2、statistics memes───统计模因
3、precise accurate───精确
4、accurate───adj.精确的
5、accurate weather───准确的天气
6、statistics calculator───统计计算器
7、accurate description───准确描述
8、astronomically accurate───天文精确的
9、statistics───n.统计；统计学；[统计]统计资料；统计数字
1、Although there are few accurate statistics to go by, wealth in American society appears to be concentrated in very few hands.───尽管很少有精确的统计数据可以证明，在美国社会中财富似乎只集中在很少的一部分人手中。
2、To give objective, complete and accurate statistics of Chins damages in the war is an obligation of every historical worker.───客观、完整、准确地反映抗战期间中国损失，是每一位史学工作者义不容辞的责任。
3、Theoretically, it is boring to make an analysis and accurate statistics needed for analysis and prediction, which is always hard to get.───从理论上作分析是很枯燥的，而且分析和预测需要精确的统计数据，这些数据往往很难获取。
4、Collect sufficient and accurate statistics.───收集充分、准确的统计数据。
5、With accurate statistics, the query compiler is more likely to produce a good plan.───有了准确的统计信息，查询优化器就更有可能产生好的计划。
6、Given accurate statistics, the query optimizer generally comes up with correct selectivity estimates.───如果有了准确的统计信息，那么查询优化器一般能够得出正确的选择性估计。
7、Accurate statistics are crucial for understanding the state of road safety and measuring the impact of efforts to improve it.───准确的统计数据对于了解道路安全状况以及衡量道路安全改进工作具有的影响至关重要。
8、It may also provide more accurate statistics if the data is clustered (obtains a sample that better represents overall table data).───如果数据是群集的，它还可以提供更准确的统计信息（所获得的样本更好地代表了整个表数据）。
9、Experts strive to produce accurate statistics that provide a richer analysis of health information.───专家努力编制对卫生信息作出更全面分析的准确统计数字。
1、Through analyzing error and standard deviation, the paper comes up with the probability significations. It further identifies the significance in the accurate statistics in arithmetical average error.