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- Keywords water base drilling fluid;nanometer emulsion liquid;lubricity;inhibition;horizontal well;large displacement well; 水基钻井液;纳米乳液;润滑性;抑制性;水平井;大位移井;
- large displacement well 大位移井段
- Small volume and large displacement. 体积小,排量大。
- Another brand that I stock is CFMoto and this company is probably the most technologically advanced with F1 and large displacement atvs and utvs they make scooters as well. 就像论坛里车友们说的那样,买中国车要有一点心理准备。可好消息是,中国摩托就要升级了,因为,力帆和春风的美国工厂就要建起来了!!
- The geometrical nonlinearities includes cable sag effect, beam-column effect and large displacement effect. 程序DNFEA在几何非线性方面,可以考虑垂度效应、梁柱效应和大位移效应,在材料非线性方面,可以考虑钢管混凝土、普通混凝土和钢材的非线性特性。
- Large displacement motorcycles are underrepresented in accidents but they are associated with higher injury severity when involved in accidents. 大排量摩托车的事故比例较小。但比其他事故中的受伤较严重。
- The mechanics characteristic, especially to the bar buckling抯 large displacement and nonlinear distortion is deeply analyzed and calculated. 对该模型的力学特性,特别是失稳压杆的大挠度、非线性变形进行了大量的分析与计算;
- An improved electronic speckle pattern interferometry(ESPI) is presented to overcome the difficulty of ESPI in large displacement measurements. 针对电子散斑干涉(ESPI)法处理大位移时的困难,提出了一种改进的ESPI法。
- As a large displacement of the car dealers selling cars, Lexus-yuan during the holiday also introduced some of the offers. 作为大排量车的热销车经销商,元通雷克萨斯在长假期间也推出了部分的优惠活动。
- Under this circumstance, they are easily occur large displacement and stress, or sympathetic vibration with the eddy. Therefore, researching and controlling the maximum allowable span length, it is the precondition of the adopting corresponding safeguard. 悬跨段的海底管道,因为没有土壤的支持力和摩擦力,很容易由于过大的位移和应力以及与尾流涡旋发生共振而破损,因此,研究并控制管道的最大悬跨长度,是采取相应的防护措施的前提。
- A three-dimension model incorporating the sag of cable, large displacement of structure and the effects of beam-column has been developed. The comparison of two supporting systems is done and a rational one is confirmed. 建立了考虑拉索垂度效应、大位移效应、梁柱效应等因素影响的新型斜拉桥和摩天轮组合结构的三维有限元模型,并在此基础上研究了两种不同的支承方式对结构性能的影响,提出了一种合理的支承方式;
- For small displacement u, the oscillator is a Duffing-type cubic non-linear oscillator, while for large displacement u, the oscillator approximates to a linear harmonic oscillator. 所谓达芬-谐波振子是指当位移远小于1时,系统可化为三次非线性振子,而当位移远大于1时,该系统则化为线性谐波振子。
- The largest displacement that can be recorded is one meter. The bandwidth is from about 0.2 Hz to 200 Hz. 最大可记录位移1米;频带宽度约为0.;2赫到200赫。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- While larger displacement powerplants will be blessed with direct injection, small-bore motors will get the Dual Injector System. 当大量的替代植物燃料采用直喷技术,小排量发动机将采用双喷射系统。
- Larger displacement of the envelop structure will be created under stress, so deformational analysis of envelop structure needs nonlinear theory. 摘要 : 囊体结构受力后产生大位移,因此囊体结构的应力变形分析需要采用非线性理论。
- Settlement of Cutting Bed in Large Inclination and Distant Displacement Well of Jidong Oilfield 冀东油田大斜度大位移井岩屑床的解决方法
- Large billboards have disfigured the scenery. 大型告示板已破坏了景色。
- However, most paradigms used to examine timing of trunk muscle activation did not necessitate large displacements of the trunk. 然而,检测发现多数患者在通过躯干肌的协调运动完成目的任务时,不需要躯干大的移动。
- He has a large amount of mail to answer every day. 他每天有大量的信件要回复。