剪下

Through the investigation of three frame specimens with "π"pattern,this paper proves that the instable passibility of the frame column supporting wall would exist on condition that the design code requirements are satisfied, and presents a method used to analyze the elastoplastic stability.

通过对三榀&π&型试件的试验研究，确认RC底层大空间剪力培结构中，框支柱在满足设计规范要求的情况下，仍存在失稳破坏的可能性，并提出了弹塑性稳定性分析方法。

Under the tectonic dynam ics of beded uncoaxial shear, the rocks produced deformation partitioning to for m the strong-deformation zone consisting of pelitic tectonic slate and the weak- deformation domain consisting of sandy tectonic slate respectively.

带内岩石在非共轴顺层剪切构造动力作用下发生变形分解，形成泥质构造板岩强变形带和砂质构造板岩弱变形域。

The organic montmorillonite VC18-MMT was prepared by the exchanging inorganic cations with vinylbenzyldimethyloctadecylammionun chloride which could be co-polymerized with styrene.The predispersion of VC18-MMT was realized via sonicating the suspension of the montmorillonite particles in emulsifier solution,and then the styrene was added into the system and the in situ emulsion polymerization was carried out to prepare PS/VC18-MMT nanocomposites.

以可与苯乙烯发生共聚的阳离子表面活性剂乙烯苄基二甲基十八烷基氯化铵为插层处理剂改性蒙脱土（VC18-MMT），有机蒙脱土在超声波强剪切作用以及乳化剂作用下预分散在乳化剂溶液中，然后引入苯乙烯单体进行原位乳液聚合制备聚苯乙烯/蒙脱土纳米复合材料。

Moreover, the effects of strain－rate history on its constitutive relation under torsion load were firstly researched by means of interrupted load tests at different temperatures and prestrain rates.

在给定应变率下，其剪切强度随温度的升高而降低。

The dynamo runs at rull speed to drive main shaft,then the main shaft makes the emulsifying wings in emulsification grove rotate,which absorbs the liquid in its brand groove into ring groove through guide vanes on upper and lower side s of the groove.The v

由电动机全速运转带动主轴，经主轴转动乳化框槽内之乳化翼片，使其将桶槽内之液体经框槽上、下两侧之导流叶片吸入环状框槽内，经以主轴为中心高速圆周旋转叶片；连续使乳化翼端刀面与乳化框间极小之间系高频率之强力切割剪断、粉碎，再借叶片高速离心旋转排挤，持续循环混合，以极短之时间即可完成均质乳化之处理。

Two familiar destroy formats, bending destroy and shearing destroy, appear to RC frame columns under seism action.

弯曲破坏和剪切破坏是钢筋混凝土框架柱在地震作用下常见的破坏形式。

The variation regularity of the sheat strength index changing with the times of wet-drying cycling under upper loads was gotten in the test, it was also found that the upper load have the obvious restraining to the swelling-shrinkage deformation and the attenuation of shear strength.

得到有荷条件下膨胀土抗剪强度随着干湿循环的变化规律，并发现荷载对土的胀缩幅度和强度衰减有明显抑制作用。

Herschell-Buckley model have another name called H-B model, equation form as follows:〓 Rheology equation of broad sense:〓 The equation is to sheat rate:〓 In the flow of the annular interspace of the pipeline:〓 thereinto n'=〓 All of the experiment of this thesis utilize the rheology test-bed, it can test the pressure losses relevant datum, and imitate the hole and carry on the test related to rock bits movement.

Wise通过对消防泡沫流经普通铁管的流动阻力的研究发现，泡沫并没有宾汉模型的屈服值，认为泡沫纯粹属于假塑性流体，其流变模式为： Logμ=logτ〓+alog〓+b Mitchell使用毛细管研究泡沫流动，Mitchell用下式计算τ〓和μ〓：〓而Buckingham-Reiners对泡沫修正了用于管内流动的宾汉塑性模型，形式如下：〓 Herschell-Buckley模型—又称H—B模型，方程形式为：〓广义流变方程：〓剪切速率方程为：〓在环空中的流动时〓其中〓完成本论文的所有工作都是在试验台上进行，在该试验台上可进行与压力损失相关的数据测试，可模拟钻孔进行与岩屑运动有关的测试研究。

The conclusion is that sheering and radial stress are dominant in viscosity shearing force, and that Reynolds stress is larger than viscosity stress in turbulent flow, and the multiple is the Reynolds number.

由分析可知在粘性应力中，切向和径向剪切应力占主导地位；而在湍流条件下，雷诺应力是粘性应力的若干倍数，此倍数在量级上即为雷诺数。

By using the dynamic analysis model, the whole process of seismic responses of slitted shear wall was imitated Meanwhile the calculating results were in good agreement with the experiment results, the validity and applicability of this nonlinear R. C. finite element dynamic analysis model is further proved.

运用钢筋混凝土非线性有限元动力时程分析计算程序对带竖缝剪力墙在地震作用下的动力反应进行全过程仿真计算分析，取得了与试验相一致的结果，从而进一步证明了所建立的非线性有限元分析模型的正确性和可应用性。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。