In this paper, the nonlinear theory of axisymmertrical deformation problem for a general sandwich shell of revolution with dissimilar surface layers and soft core is presented.
应用最小势能原理建立了具有不同质不等厚薄表层和软夹心的一般夹层旋转壳在轴对称变形下的非线性理论,得到了一组相对简单的夹层壳大挠度方程和边界条件。
Study and Develop on the High-speed Multi-channels Rotary Joint;
多通道高速旋转接头的开发和研究
Orthogonal test was performed to determine the laser phase-transformation hardening process suitable for a rotary joint made of 35CrMo alloy,which was aiming at increasing the wear-resistance of the rotary joint.
为了提高35CrMo旋转接头的耐磨性,采用正交试验法研究了35CrMo旋转接头激光相变硬化适合的工艺方法和参数,获得的优化工艺参数为激光功率P=1500W,光斑直径D=3。
Through analyzing interior structure of the rotating joint of HK-250 drilling machine, the causes of mud leakage and main shaft departure from center line were investigated, and the improvement measure was provided that is replacing the rotating joint of HK-250 by the rotating joint of DD-14OB drilling machine.
针对HK-250钻机旋转接头泥浆跑漏和主轴偏离中心线问题,从分析HK-250钻机旋转接头内部结构入手,查找造成泥浆跑漏和主轴偏离中心线的原因,进而提出改进措施,将DD-14OB钻机的旋转接头改装在HK-250钻机上。
Large Deflection Equation of Axisymmetrical Deformation Problem for a General Sandwich Shell of Revolution
一般夹层旋转壳在轴对称变形下的大挠度方程
Elasticity Stability of Circular Cylindrical Shells with FGMs Layers under End Torsion Force
FGM夹层圆柱壳在扭转载荷作用下的弹性稳定性
Aortic Dissection:CT Fetures that Distinguish True Lumen from False Lumen
主动脉夹层真假腔的多层螺旋CT特征
A New Refined Nonlinear Theory for Sandwich Shallow Shells with Orthotropic Laminated Faces and Its Application
复合材料面层夹层扁壳非线性精化理论及应用
Application of spiral CT scanning in diagnosis of aortic dissection
螺旋CT在主动脉夹层诊断中的应用
DIAGNOSTIC VALUE OF 64-SLICE SPIRAL CT IN THE DIAGNOSIS OF AORTIC DISSECTION
64排螺旋CT对主动脉夹层的诊断价值
Further Study on Nonlinear Bending of Circular Sandwich Plates and Shallow Spherical Sandwich Shells
夹层圆板和夹层扁球壳非线性弯曲的进一步研究
Usefulness of multislice spiral CT for diagnosing aortic aneurysms
多层螺旋CT对主动脉夹层动脉瘤的诊断价值
right-lateral ridge-arc transform fault
右旋脊-弧转换断层
right-lateral arc-arc transform fault
右旋弧-弧转换断层
The Spline Penalty Subdomain Methods for Stress Analysis of Combinative Shells of Revolution
用于组合旋转壳分析的样条罚子域法
The Asymptotic Analysis of Symmetrical Free Vibration of Revolution Shell;
旋转薄壳轴对称自由振动的渐近分析
Nonlinear Stability of Truncated Shallow Conical Sandwich Shell With Variable Thickness
变厚度夹层截顶扁锥壳的非线性稳定性分析
Elasticity Stability and Natural Frequency of Circular Cylindrical Shells with FGMs Layers
FGM夹层圆柱壳的弹性稳定性及自由振动
Nonlinear Bending of Shallow Spherical Sandwich Shells Subjected to Axisymmetric Line Load
轴对称线荷载作用下夹层扁球壳的非线性弯曲
Multi-slice spiral CT angiography of the posterior nutcracker syndrome
多层螺旋CT血管造影诊断后胡桃夹综合征
Evaluation of Spiral CT in Aortic Dissecting Aneurysm
主动脉夹层动脉瘤螺旋CT检查的影像特点
The Imaging Compare Analyze of MRI、Spiral CT and DSA of Aortic Dissection
主动脉夹层的螺旋CT、MRI与DSA影像对比分析