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- double casing pipe 双套管
- double casing pipes fly-ash air-transport technology with concentrated phase positive pressure 双套管浓相气力输灰系统
- Research on Welding Technology of PE Casing Pipe in Site. 聚乙烯套管现场焊接技术的研究
- Double case: A type case combining upper and lower case. 双连字盘:盛载英文大写和小写字粒的字盘。
- double casing pipes 双套管
- Usage: The centralizer makes the casing pipe at the center of the well. Such can make cement ring even and better quality. 用途:扶正套管使套管在井眼内居中,使水泥环均匀,提高固井质量。
- In order to eliminate the size and roundness tolerance after the rolling and heat treatment of oil casing pipe,the straightening process should be used. 在石油套管制造过程中,一般要采用定径工艺消除石油套管轧制和热处理后的尺寸及圆度等误差。
- Finite analyzing method and large finite software ABAQUS were used to analyze and calculate extrusive intensity of casing pipe under non-symmetrical load. 采用有限元分析方法,运用大型有限元软件ABAQUS,分析计算了受非均匀外挤载荷作用下的套管挤压强度。
- Metal corrosion may cause oil and casing pipe breaking, wellhead equipment failure, being conveying gas pipeline blowout, the station equipment rustiness and so on. 腐蚀会造成油、套管破裂，井口装置失灵，输气管线爆裂，站场设备锈蚀等。
- Labroatory tests were carried out for the effect of temperature on the growth of sulfate reducing becteria (SRB) and for the role SRB played in corrosion of casing pipe steel. 室内试验研究了温度对硫酸盐还原菌（SRB）生长的影响，以及SRB对套管钢的腐蚀作用。
- In order to eliminate the size and roundness tolerance after the oil casing pipe rolled and heat treated,the straightening process should be taken basically. 为消除石油套管轧制和热处理后的尺寸及圆度误差等,一般要采用定径工艺。
- What natural gamma well logging measured is total natural gamma radioactivity in layer,and it is a kind of most basic method in casing pipe well logging. 自然伽马测井测量的是地层总的自然伽马放射性,是套管井测井的一种最基本的方法。
- In this case, I can double for penalty. 假如这样的话，我可以叫加倍了。
- Schlumberger and Baker Atlas in America and Russian company have developed logging instrument to measure formation resistivity in cased well with metal casing pipe. 美国的斯伦贝谢、贝克阿特拉斯公司和俄罗斯开发出在金属套管井内测量地层电阻率的测井仪器;
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
