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- Te elastic stability of drillstem in a horizontal hole or high deviating hole is investigated by using the energy method. 应用能量法研究了水平井及大斜度井钻柱的弹性稳定性。
- By using elastic stability theory and in combination with field work,a method in calculating space when installing sucker rod lifter is worked out and an example is provided. 运用纵横弯曲梁及弹性稳定理论,结合工程实际,分析得出了在全井各种井段合理安装抽油杆柱扶正器间距的计算方法,并给出了计算实例。
- The theory of elastic stability is conspicuously absent from many books on the theory of elasticity. 很多弹性理论书显然没有把弹性稳定性理论写进去。
- Based on classic elastic stability theory of framework,the four-moment equation and the stability equations of member group considering joint rigidity are derived and extended to study trusses. 在经典的刚架弹性稳定理论基础上推导了考虑节点刚度的四弯矩方程和构件群稳定方程,并将其应用于桁架结构。
- According to the characteristics of double wall corrugated filter well pipe and its failure,a calculation formula of its critical confining pressure was induced by using elastic stability theory. 针对双壁波纹塑料滤水管的结构及破坏特点，应用弹性稳定理论，推导了该种管材的临界围压力计算公式，并分析其影响因素，确定了实际耐围压能力。
- eigenvalue problem of elastic stability 弹性稳定性的本征值问题
- elastic stability of steel beams H型截面钢梁的弹性稳定
- Elastic stability analysis of tapered beam with I-section 工字形截面楔形梁的弹性稳定分析
- It snapped back like a piece of elastic. 它像一条橡皮带那样迅速弹回。
- Global strategic balance and stability. 全球战略平衡和稳定。
- All elastic materials possess this property to a certain degree. 所有弹性材料在一定程度上都具有这种特性。
- High Pier Elastic Stability Analysis of Long Span Continuous Frame Bridge 大跨连续刚构桥的高墩弹性稳定分析
- Elastic Stability Analysis of Cylindrical Shell in Shell Hydroforming 柱壳液力成形弹性稳定性分析
- Elastic stability behavior of a new type of pre-stress cable-arch structure 一种新型预应力索-拱结构的弹性稳定性能研究
- THE ELASTIC STABILITY OF RODS WITH PRESSURE UPON AXIS AND MULTI-ELASTIC-SUPPORT 多个弹性支承上轴心受压杆件的弹性稳定
- Don't worry about him; he is a cheerful and elastic man. 别为他担心;他是个快活开朗的人。
- There was a loud ping as the elastic broke. 橡皮带断裂时发出砰的一声巨响.
- Political stability is essential to economic prosperity. 政治稳定对经济繁荣是必要的。
- The safety helmet is held on by an elastic strap. 安全帽用一根松紧带系住。
- Something that gives stability, especially in character. 稳定因素表明稳定性的因素，尤指在性格方面
