It is difficult to make a directness certification of compartmental oil driving water while oil invading water like piston forwarding.
油体向水体侵入时为活塞状推进，为直接证明隔油式油驱水增加了难度。
The invading rule of edge water front was simulated by using two well networks.
在两种井网模式下模拟了边水侵入后前缘突进规律。
The skin is the biggest organ in human being. It has an important role in the prevention of organisms invading and UV irradiation, water lost and mediating temperature.
皮肤是人体最大的器官，在抵御微生物入侵、紫外线辐射、防止水分丢失、调节体温、维持人体外貌上起重要作用，同时是免疫系统的组成部分之一。
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