And both of the number of point measurement and its distribution has an important effect on the accuracy of the accumulation calculated by method C.

高度区间法观测工作量适中，计算简便，能够清晰地揭示积累量随高度的变化特征，计算精度主要取决于测点的数量和分布状况。

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And both of the number of point measurement and its distribution has an important effect on the accuracy of the accumulation calculated by method C.

高度区间法观测工作量适中，计算简便，能够清晰地揭示积累量随高度的变化特征，计算精度主要取决于测点的数量和分布状况。

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