支沟中泻溜的分布状况与主沟分布状况十分相似。
The distribution in tributary gullies is quite similar to that in main gullies.
斋堂水库位于北京门头沟区清水河主沟西斋堂村西南的峡谷处。
Monastery reservoir located at Beijing Mentougou District Qingshui river main ditch west monastery village southwest canyon place.
依主成分分析结果，在孢粉分析时各性状指标按重要性依次为花粉形状、极轴长、赤道轴长及萌发沟与极轴长之比值等。
The principal component analysis result shows that the most important factor is pollen shape when dealing with the pollen character, then P; E; L/P and so on.
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