其中，抽样方案设计是影响森林资源调查数据质量的关键因素。
Among them, sampling scheme design is the key factor of effecting CFI data quality.
影响偏离的主要因素为时段洪量设计值的抽样误差和典型过程线的形状。
The main factor which may have a strong impact on such a deviation is the sample errors of certain flood volumes in a flood hydrograph.
首先分析了影响走行时间的因素，设计了推断乘客走行时间规律的抽样试验方法。
The paper focouses on the passengers' walking time on transfer pedestrians from the statistical point of view.
首先分析了影响走行时间的因素，设计了推断乘客走行时间规律的抽样试验方法。
The paper focouses on the passengers' walking time on transfer pedestrians from the statistical point of view.
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