The calculation value of vertical compaction will be bigger than its actual value if the skeletal elastic water storage in the subsidence model is obtained from pumping test.
但利用抽水试验确定的骨架弹性储水率计算垂向压缩量时，则计算值偏大。
The volume quality of top soil is increased and the soil porosity is reduced owing to compaction, so water flow downward difficultly and the amount of water vertical infiltration is reduced.
由于压实，增加了表层土壤的体积质量，降低了土壤孔隙度，水不易向下运动。
The foundation treatment for Dalong Water Control Project mainly consists of vibro-compaction and vertical anti-seepage.
大隆水利枢纽工程坝基处理主要包括振冲加密和垂直防渗工程。
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