- 双语例句 更多例句
Drill string design of drilling complex formations and its application technique study
复杂地层钻井的钻柱设计及使用技术研究
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Drill string vibration was analyzed based on vibration theory and finite element method.
根据振动理论和有限元方法，研究了钻柱振动的模态。
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The definition of two special points of drill string and calculation methods
弹性钻柱两个特殊点的意义及计算方法
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Although the structure of drill string seems simple, it bears rather complicated outside force.
虽然钻杆柱在结构上看似较为简单，但实际上，它承受着相当复杂的外力。
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The Acquisition System For Drill String Vibration Signals And The Spectrum Analysis
钻柱振动信号采集系统及谱分析
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Study on Dynamic Characteristics and Failure Mechanism of Drill String in Air Drilling
气体钻井钻柱动力学特性及钻柱失效机理研究
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实践证明，Ansys钻杆柱扭转振动分析成果具有较高的经济价值，极大地提高了钻探工程的质量，效果显著。
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Study on measurement system for dynamic characteristics of drill string's bottom
钻柱近钻头力学特性测量系统功能研究
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Study on Information and Power Transmission Based on An Intelligent Drill String
智能钻柱信息及电力传输系统的研究
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Analyzing the stability of horizontal drill string by using matrix transfer method
用矩阵传递法分析水平钻柱的稳定性
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- 相关词组
- hand drill手钻;手摇钻;
- empty string空行;
- land drill陆上练习;
- air drill hammer风锥钻;
- first string第一弦;
- drill bit钻头;钎头;
- do something on a shoe string在鞋绳上做点什么
- fire drilln.消防训练，火灾避难训练;
- rock drilln.凿石器;凿岩机;
- drill downvt.向下钻取数据;
- a string ofn.一串的，一系列，一批;一连串;
- drill stem钻杆;
- bass string低音弦;
- drill pipe钻杆;
- twist drilln.麻花钻，螺旋钻;
- electric drill电钻;
- power drill机械钻;
- pneumatic drill风钻，气动排种式播种机;气钻;
- apron stringn.围裙带，支配，控制;
- drill pressn.钻床;
- 今日热词
- 热门搜索
- mop vt.用拖把拖;擦拭;vi.用拖把拖;擦拭;搭拉着脸;
- yell v.叫喊，吼叫;n.喊叫;呐喊，欢呼;
- wallet n.钱包，皮夹;
- e站 Entertainment
- OC abbr.有机碳;Officer Commanding 指挥官; Original Character原创角色
- Aria Sky 网络咏叹调的天空
- tough adj.棘手的;坚强的;粗野的;治安很差的;艰难的;强硬的;坚固的;嚼不动的;倒霉的;n.暴徒;
- adjust vt.& vi.（改变…以）适应，调整，校正;调准（望远镜等），对准，校正，校准（机械等）;核算（盈亏）;[保]评定（赔偿要求）;
- phone-booth 电话电话亭
- hour n.小时，钟头;时间，时刻;固定时间;课时;
- complaint n.抱怨;不满的原因;疾病;
- peaceful adj.和平的;平和的;宁静的;寻求和平的;
