应力轴

A strength analysis for two axial fan impellers of model No.4 and No.5 has been carried out using a finite element method of Algor program, in which the stress and strain distribution of impellers are discussed in detail.

利用Algor程序的有限元方法，对№ 4、№ 5两个模型轴流通风机的叶轮强度进行分析，对叶轮应力和应变分布进行了详细讨论。

MAIN OUTCOME MEASURES: Stress images and peak stress of pedicle screws under lumbar axial compression, anteflexion, extension, lateral bending and rotation.

主要观察指标：椎弓根螺钉在轴向压缩、前屈、后伸、侧屈和旋转等各种生理载荷下的应力云图和峰值。

This paper analyses axial effort between bend and adjacent straight pipe by integral calculation.In this paper it deduces the computing formula of axial effort,which lays a foundation of stress analysis on bend.

项江从弯管的受力分析入手，通过积分计算，分析了弯管与相邻直管段的轴向作用力，并推出了该轴向作用力的计算公式，为弯管的应力分析打下了基础。

Through the calculation and analysis for additive stress of main reducing gear's fast speed shaft in three high mill of Jisteel medium plate plant,expounds that the additive stress produced in the pro cess of working of parts for rolling mill, shearer and blanking press with balance wheel to the influence of shaft's strength is not to be ignored.

通过对济钢中板厂三辊轧机主减速机高速轴的附加力的计算与分析，阐明轧机，剪切机，冲压机械等带飞轮的部件在工作过程中所产生的附加应力对轴强度的影响是不应忽视的，在设计，维护和修理时要加以注意。

Based on the 70 axial force monitoring data on 64 manometers in south tower piles foundation of JiangYin Bridge, the force transferring mechanism of socketed pile group using friction ineffective treatment at the top 20 meters was analyzed. The surcharge problem, the course of stress adjustment and the transition of the slip surface on which was easiest to slide in pile group were discovered.

根据江阴大桥南塔墩基桩轴力64个测点的70次观测成果，分析了桩周摩擦失效嵌岩群桩的传力机理，揭示了群桩中的超载问题和应力调整过程以及最不利滑面的迁移；采用理论计算、定性评价和数值分析相结合的方法首次建立了基桩轴力安全监控模型。

Our study rules out the effect of strain and composition alloying as the main factor of peak splitting. We attributed it to the existence of large amount of non-stoichiometry part in GaN/Si grown by MBE. A direct proof has been observed by HRTEM, which shows that the propagation of dislocations in the underlying layers could be blocked by using periodic AlN/GaN structure.

用三轴晶高分辨X射线衍射研究了Si(111)上生长的GaN中的应变组分问题，我们发现GaN的对称（0002）及非对称（10-12）峰在三轴晶配置下的ω-2θ扫描曲线都会发生劈裂，我们排除了应力和合金化的因素，认为在MBE方法生长的Si（111）上GaN外延层中存在一个占较大比例的稍微偏离化学配比的部分。

The experimental and analytical results show that the axial rigidity of the corrugated pipe is 23.0 percent of the bare pipe with the same thickness and diameter,and the thermal compensation performance of the former is 2.27 times the latter's under equal-stress condition.By using corrugated pipe bundle instead of the bare pipe bundle with the same stiffness as its tube sheet,the axial thermal compensation can be increased by 40.4 percent,and the corresponding pulling-out force is 53.2 percent of that of the bare pipe bundle.

研究结果表明，波节换热管单管的刚度为相应光管的23.4%；在最大应力相同的条件下，波节换热管的轴向热补偿量为相应光管的2.27倍；在光管管束与壳体等刚度条件下，用波节管管束代替光管管束，轴向热补偿量可提高40.4%，相应的拉脱力为光管管束的53.2%。

The shear strength changed due to specimen enclosed in a membrance and frictional effect of loading ram can be neglected during deviatoric load was being applied.

在施加轴差应力时，橡皮膜之束制效应与轴杆之摩擦效应对砂土之剪力强度之影响可以忽略。

The 3D elastic mechanics and finite-element structure analysis priniple were provided.The mechanics characteristics of the three-faced aluminous rotating mirror were analyzed,and the finite-element model was established.

给出了3维弹性力学空间问题基本方程和有限元结构强度分析原理，分析了三面体铝合金转镜空间结构强度的力学特征，建立了有限元模型，分析了其在轴孔与轴的3种配合关系下的应力分布。

The drained behavior of Hokksund sand under low confining pressure was studied through static triaxial test, and the samples were prepared through the dry sedimentation method. The test results were corrected through the membrane effect which is often neglected under high confining pressure, the correction to axial stress for dense sample under a cell pressure of 10 kPa is equal to 12%.

采用干样沉降法制备样品，选用静三轴仪对松砂和密砂样在10kPa 至100kPa的低围压下的排水行为进行了实验研究，并对实验结果作了橡皮膜校正，在围压为10kPa的密砂实验中，轴向应力的校正值可达到12%。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。