Objective To evaluate the effects of axially loaded MR imaging on the lumbar spinal canal,and its clinical value.
【目的】评估仰卧位轴向负荷腰椎MRI检查对椎管的影响及其临床意义。
ResultEach intervertebral angle in conventional CT scanning and in axially loaded CT scanning was as follows: L1/2 0.
目的通过采用腰椎轴向负荷压力装置,比较健康志愿者腰椎常规CT扫描与轴向负荷CT扫描所得图像中椎体间成角及椎间盘高度的差别,探讨轴向负荷CT扫描的作用,并分析其在腰椎间盘突出症CT诊断中的应用。
Through analyzing the comprehensive inspections of the failure bearing,it is determined that undertaking early failure is caused by bearing ever-large axial load during working.
通过对故障轴承的综合检测及对检测结果的分析,确定该轴承工作过程中承受了过大的轴向负荷,是造成轴承早期失效的原因。
Analysis of axial load influence on mechanics characteristic of ocean deep water drilling riser;
轴向载荷对海洋深水钻井隔水管力学特性的影响分析
Stability of pipe conveying fluid under axial load;
轴向载荷输流管道的稳定性分析
We have deducedthe simplified mechanics model for calculating frictional resistance and axial load when lowering pipe string or lifting pipe string in a inclined well.
在斜井中 ,考虑了方位角的变化 ,建立管柱受力平衡方程 ,推导出斜井中下管柱和提管柱时摩擦阻力和轴向载荷的简化力学模型 ,分析计算了下管柱和提管柱时摩擦阻力、轴向载荷以及管柱轴向变形等重要参数的解析公式。
The deformation,axial load,distribution of shaft r.
结果表明,由于夯实水泥土桩体强度的限制,荷载沿桩身的传递限定在浅层一定范围内,桩身变形、轴向荷载、桩侧摩阻力分布主要发生在此范围内,而且变化梯度较大。
In order to study the distribution of stress concentration factor(SCF) along the welded toes of the joint under axial load(AX) and in-plane-bending load(IPB),full-scale completely overlapped K-joint specimen has been tested.
对大型完全叠接K型管节点试件分别承受轴向荷载和平面内弯曲荷载时的应力集中系数进行了实验测试,通过数值分析,得到了完全叠接K型管节点承受这两种基本荷载作用时焊缝周围的应力集中系数分布情况,分析结果与实验数值相吻合,结果表明在轴向荷载和平面内弯曲荷载作用下,斜管与叠管交接处的应力集中现象比较严重,而主管相对安全,这对指导工程设计是非常有益的。
Influence of dynamic axial loads on the vibration characteristics of supercavitation underwater vehicle;
动态轴向载荷对超空泡航行体振动特性的影响
Buckling of compressed bar subjected to combined effect of axial loads considering shear deformation
考虑剪切变形时轴向载荷联合作用下压杆屈曲
The buckling of large vertical cylindrical shells with welds subjected to local thermal action and axial loads was studied with numerical method by using ANSYS code.
对大型直立设备安装过程中的现场焊接热处理过程中在轴向载荷和局部热载荷共同作用下的屈曲问题进行数值研究。
Metal - Axial load fatigue testing???
金属--轴向负荷疲劳试验
Most Bearings support rotating shafts against either transverse (radial) or thrust (axial) loads.
大多数轴承都支承径向或轴向负荷的转轴。
Manufacture of the axial loading device and its application in the diagnosis of lumbar spinal stenosis with CT
轴向负荷装置的制作及其在腰椎管狭窄CT诊断中的应用
"Rotary fulcrum bearings are large-sized bearings which can be subjected to combined axial, radial loads and tipping moment."
回转支承是一种能够承受综合负荷的大型支承,可同时承受较大的轴向负荷,径向负荷和倾翻力矩。
Ex Vivo Comparative Study on Lumbar Spine Disc Height and Curvature between Axially-loaded MSCT and Conventional MSCT Scanning
腰椎轴向负荷CT扫描与常规CT扫描椎体间成角及椎间隙高度的对比性试验研究
About Every Roller Load Method of Calculation In Centripetal Rolling Bearing;
向心滚动轴承中各滚动体负荷的计算方法
CQ6132W Infinitely variable speeds, power-driven feed in longitudinal and cross directions, Safety interlock, a overload safety device.
CQ6132W主轴无级变速,纵横向机动走刀,安全互锁,超负荷保险。
Principles and Optimization of the Load Balance for Multiple DC Motors on the Same Shaft
多电机同轴负荷平衡控制原理及优化
Experimental investigation on the span loading in compound lean compressor cascades with slots air injection
高负荷缝隙弯曲扩压叶栅展向负荷实验
The maximum load on a bearing should always be smaller than the relief load in order to avoid scuffing.
为了避免划伤,轴承上的最大负荷应该总是小于其卸载负荷。
The maximum load on a bearing should always be smaller than the relief load in order to avoid scuffing and brineling.
为了避免划伤和压坑,轴承上的最大负荷应该总是小于其卸载负荷。
Research on stress comparison of bearings of hollowed cylindrical rollers with or without pre-loading
预负荷和无预负荷空心圆柱滚子轴承应力比较研究
Deep groove ball bearings mainly take radial load as well as take moderate axial load.
深沟球轴承主要承受径向载荷,也可承受一定量的轴向载荷。
Axial load-deformation curve and preload on angular con act ball bearings
角接触球轴承的轴向载荷—变形曲线和预紧
Numerical investigation on interaction of axial and lateral response for super-long pile
轴-横向荷载作用下超长桩数值模拟
Load test for shaft generator and its function test on sea trial.
轴带发电机负荷试验和航行时效用试验。
Exploration on Maximum Loading Design Techniques for Fan and Axial-Flow Compressor;
风扇/轴流压气机最大负荷设计技术探索
Numerical design optimization of a high-loaded low-speed axial-flow fan and experimental research
高负荷低速轴流风扇数值优化设计与实验研究
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