- 重点词汇
- AND与(计算机逻辑运算的一种,或称逻辑乘法) AND gate “与”门(电路,脉冲);
- mathematical model数学模型;
- papern.纸;报纸;材料;壁纸;论文;试卷;文件;
- BASICabbr.Beginners All-purpose Symbolic Instruction Code BASIC 语言(初学者通用指令码);
- conceptsn.概念( concept的名词复数 );观念;想法;总的印象;
- Drilling钻孔术;
- Bottomhole井底
- basicadj.基础的,根本的;最初级的,起码的;
- technologyn.科技;技术性机器;
- situationn.情况;状况;形势;局面;(建筑物或城镇的)地理位置,环境特点;工作岗位;职业;
- 相关例句
numerical analysis on the influence of jet-flow types on bottomhole flowing field of rotary bit
旋转钻头射流方式对井底流场影响的数值剖析
互联网摘选
three-dimensional differential equations for bottomhole assembly under large deflection
下部钻具组合三维大挠度微分方程的详细推导
互联网摘选
半个多世纪以来,国内外学者已经提出了许多垂直管多相流井底流压的计算方法。
互联网摘选
提出了最新研制的井底降压差短节的设计原理,介绍了其水力参数设计和现场试验情况。
互联网摘选
numerical simulation of pressure characteristics of multi jets impinging on the bottomhole
多股受限撞击射流井底压力特征的数值模拟
互联网摘选
a numerical study on cross flow characteristics of a jet impinging on the bottomhole
撞击射流井底漫流特性数值研究
互联网摘选
planar analysis of the static behavior of a bottomhole assembly under large deflection
石油钻井底部钻具组合平面纵横弯曲大挠度分析
互联网摘选
bottomhole stress analysis and breaking mechanism research in underbalanced drilling
欠平衡钻井井底岩石应力状态分析和破碎机理研究
互联网摘选
a new method of calculating bottomhole flowing pressure of multiphase vertical tube flow
一种计算多相垂直管流井底流压的新方法
互联网摘选
the determination of inflow performance curve and reasonable bottomhole pressure in oil well
油井流入动态曲线与合理井底压力的确定
互联网摘选
mechanism and parameter study of jet hydraulic drilling for decreasing bottomhole pressure
射流式水力降压钻井机理与参数研究
互联网摘选
whole structural design of the diaphragm pressure converter used in bottomhole
分隔式井下增压器的整体结构设计
互联网摘选