Collecting data is the basic work of doing research.

收集资料是研究的基础工作。

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Collecting the exact and complete traffic information is the basic ensure of finishing intelligent traffic. Besides, the veracity of data samples decides the veracity of predicting traffic flow.

全面、准确的采集交通信息是实现交通智能化的基本保障，交通流量预测的准确性也取决于数据样本的准确性。

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Once the school system can teach to basic standards, it should pay more attention to collecting detailed data on examination results.

ECONOMIST: Overhauling schools