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- By maintaining drilling fluid pressure above rock formation pore fluid pressure, there is a natural tendency for the drilling fluid to enter permeable rock in the formation. 而如果保持钻井液压力高于岩层孔隙流体压力,钻井液就会出现向岩层的透水岩石中渗入的自然趋势。
- Fluid flow partitioning between fractures and a permeable rock matrix 破裂和可渗透岩石母体之间的流体流动分割
- This technique provides necessary means in the studies of the productivity of such low permeability rock formations,reser- voir evaluation,active reserve estimation and resource estimation. 为研究低渗透油层产能状况,评价油层以及预测控制储量和远景储量,提供必要的研究手段和方法。
- The property or condition of being permeable. 渗透,渗透性可渗透的特质或状态
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年,长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- He dash the glass bowl to bit on a rock. 他对著石块把玻璃碗砸得粉碎。
- The mountain rise up in a steep wall of rock. 这座山高而陡,形成一道岩石屏障。
- The mountain rose up in a steep wall of rock. 这座山高而陡,形成一道岩石屏障。
- He chiseled that rock into the figure of a woman. 他把那块石头凿成一个女人像。
- The boat was sundered by the rock. 船被岩石撞碎了。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- The mason was chipping away at the rock with a hammer. 石匠用锤子一点一点地把那块石头击碎。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- The road was blocked by a huge rock. 道路被一块大石头堵住了。
- Most of the rock in this mountain is shale. 这座山上大部分的岩石都是页岩。
- I'm going to a rock and roll concert tonight. 我今晚正要去参加摇滚音乐会。