In sequence stratigraphic system, vertical development of the reservoir is controlled by base level cycle changes, and spatial distribution is restricted by the palaeogeomorphology.
在层序地层体制中，储层的纵向发育受基准面升降变化旋回的控制，而平面展布受古地貌的制约。
The spatial distribution of heavy metals at different depth in the vertical section under 3 different types of plant models was analyzed in the southeast suburb of Beijing.
通过对北京东南郊区3种种植方式下的土壤剖面重金属元素的调查分析，获得了不同种植模式下剖面重金属元素的空间分布特征。
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