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- Laboratory Simulation of Sand Production Under Oil-water Simultaneous Flow in Unconsolidated Sand Pack 油水两相同时流动出砂规律模拟试验
- unconsolidated sand pack 填砂管
- Previous unconsolidated sand,source of uranium and geochemical barrier are three essential condition for forming uranium deposit. 总结并提出了铀成矿评价的三个必要条件：透水疏松砂层，铀源，地球化学栅。
- Recent years, we have found and developed many unconsolidated sand gas reservoirs.The proved reserves and the produced reserves are very considerable. 近年来，发现并投入开发了很多砂岩气藏，其探明储量和已动用储量都是很可观的。
- Systematically study “high capacity channel identification and shut off” techology has very important significance for improving the development of unconsolidated sand stone reservoirs in China. 系统深入地研究“大孔道识别与封堵”相关技术对于提高我国疏松砂岩油藏注水开发水平具有重要意义。
- Seismic responses of unconsolidated sands indicate that Poisson's ratio is related to the parameters of sand with low effective stress. 非固结砂岩的地震响应研究表明泊松比参数与低有效应力的砂岩模型参数有关。
- F PR is the ratio of the time needed for a CDG and a polymer solution of equal polymer concentration to flow out through a sand pack and expresses the relative strength of the CDG in porous media. 孔隙阻力因子FPR为相同聚合物浓度的CDG和HPAM溶液分别流过填砂滤层所需的时间之比 ,可代表CDG在多孔介质中的相对强度。
- Using the sand pack model, the percolation features of low permeability cores with various clay minerals and different proportions of clays are studied under different fluid injection patterns. 通过室内填砂管渗流实验,研究了不同粘土类型、不同粘土比例的低渗透岩心在不同流体注入方式下的渗流特性,并根据实验结果分析了其渗流机理。
- Oolite lime sand packs naturally with 40% porosity because the particles are essentially spheroids. 自然堆积的灰质鲕粒砂具有40%25的孔隙度，因为其颗粒其本上都是球状的。
- Let's pack up and spend a week in the countryside. 咱们收拾好东西到乡下去过一个星期吧。
- How would you pack the goods we have ordered? 我们订购的这批货，不知你们是怎么包装的？
- The completion tools improving the lifetime of the electro-pump well in unconsolidated sand reservoir 提高电泵在砂岩油藏中使用寿命的完井工具
- He used to smoke a pack of cigarette a day. 他过去经常一天抽一包香烟。
- We leave tomorrow but I haven't begun to pack yet! 我们明天动身，但我现在还没开始收拾行李呢！
- An attempt to improve the accuracy of well-log oil saturation in unconsolidated sand 提高疏松砂岩测井含油饱和度精度的探索
- The ship was nosing a way through the ice pack. 轮船小心地通过大块浮冰。
- Don't forget to pack your toothbrush! 别忘了把牙刷放到箱子里去！
- EXPERIMENTAL STUDY OF UNCONSOLIDATED SAND PERMEABILITY AND POROSITY WITH WATER AS FLOW MEDIUM 松散颗粒介质水的渗透率与孔隙率实验研究
- Ouch! The sand is so hot! I can burn my feet. 哎哟！沙子这么烫！会烫伤脚的。
- Study on drilling fluid technology in unconsolidated sand with high clay content 高泥质疏松砂岩防塌保护油气层钻井液技术
