后缘

hòu yuán
  • trailing edge
后缘后缘
后缘 [hòu yuán]
  • [trailing edge] 机翼或螺旋桨叶最后面的边沿

后缘[hòu yuán]
  1. 产生的脉冲的第四凹槽的后缘,位于相应的活塞在前上死点(TDC)4度的位置的位置上。

    The trailing edge of the fourth notch , which causes the pulse , is four degrees before top dead center ( TDC ) of the corresponding piston .

  2. 增加风力机叶片翼型后缘厚度对气动性能的影响

    Analysis on the influence of aerodynamic performance enlarging the airfoil 's trailing edge thickness

  3. 椎后缘许莫结节型腰椎间盘突出症的CT诊断

    CT Diagnosis of Lumbar Intervertebral Disk Displacement with Marginal Schmorl 's Nodes

  4. 腰椎椎体后缘骨质异常致腰椎管狭窄症的CT诊断

    CT Diagnosis of Lumbar Spinal Canal Stenosis Caused by Lumbar Posterior Marginal Osseous Abnormalities

  5. 腰椎后缘软骨结节的CT表现(附21例分析)

    CT manifestations of lumbar posterior marginal intraosseous node ( analysis of 21 cases )

  6. 目的研究胸腰段脊椎爆裂骨折的CT表现和椎体后缘的后移碎骨片引起椎管狭窄与神经损伤之间的关系。

    Objective To discuss the clinical manifestation on CT and vertebra canal stenosis and nerve injury relationship .

  7. 腰椎体后缘软骨结节致椎管狭窄的CT诊断

    Diagnosis of narrowed spinal canal caused by cartilaginous nodule occurring at posterior edge of lumbar vertebral body

  8. 腰椎间盘突出症合并椎体后缘骨块的螺旋CT分析

    The spiral CT study of lumbar disc herniation with bone pieces at the posterior edge of lumbar vertebrae

  9. 目的提高椎间盘突出合并椎体后缘骨质异常的CT诊断。

    Objective To improve the diagnosis of CT for osseous abnomalities of lumbar posterior margin concurrent herniated disk .

  10. X⑥.定位点到S1椎体后缘的距离;

    The distance from the location to the posterior edge of S1 vertebral body , X ⑦ .

  11. 结论:CT能明确诊断腰椎后缘软骨结节,并为制订治疗方案提供可靠依据。

    Conclusions : CT scans can provide reliable evidence for diagnosis of LPMN and is helpful for planning treatment protocol .

  12. 枕髁后缘距舌下神经管内口为(12.23±3.13)mm。

    ( 12.23 ± 3.13 ) mm from hinder margin of condyle to endostoma of hypoglossal canal .

  13. 螺旋CT三维重建与多平面重组在腰椎体后缘软骨结节诊断中的应用

    Screw CT three dimensional reconstruction ( 3D ) and multilevel reorganization ( MPR ) in lumbar vertebra body after skirt cartilage tubercle diagnosis application

  14. 非对称三角后缘调制数字V~2控制Buck变换器分析

    Analysis of Digital V ~ 2 Controlled Buck Converter With Asymmetrical Trailing-triangle Modulation

  15. 围绕下颌支后缘静脉长度为(42.7±8.0)mm,围绕下颌角下缘静脉长度为(20.2±4.2)mm。

    The length that the vein surrounded the posterior border of ramus of mandible was ( 42.7 ± 8.0 ) mm .

  16. 目的分析腰椎后缘软骨结节的MRI表现并总结其病理解剖特征。

    Objective To analyze the MRI manifestation of lumbar posterior marginal cartilaginous node ( LPMCN ) and to summarize its pathoanatomical features .

  17. 目的:提高对腰椎后缘软骨结节CT表现的认识以避免误诊。

    Objective : To improve the recognition of the CT findings of lumbar posterior marginal intraosseous cartilaginous node ( LPMN ), in order to avoid misdiagnosis .

  18. 方法:回顾性分析腰椎椎体后缘骨质异常致椎管狭窄150例的临床表现及CT所见。

    Methods The clinical representation and CT view of 153 cases with lumbar spinal canal stenosis caused by lumbar posterior marginal osseous abnormality were retrospectively analysed .

  19. 前言:目的:分析141例共157个腰骶椎体后缘软骨结节病灶的CT表现,以提高对本病的确诊率。

    Objective : To analyze the CT manifestations of157 lesions in141 cases with lumbosacral vertebral body posterior marginal intraosseous cartilaginous node , and to improve the diagnostic ability .

  20. 基于SIMP和GA变形柔性机翼后缘的拓扑优化

    Topology Optimization for Shape Morphing Compliant Trailing Edge Using SIMP and GA

  21. 结果:横窦乙状窦膝至内耳门后缘的距离约为(35.1±0.2)mm。

    Results : The distance between knee of transverse sigmoid sinus and posterior border of internal acoustic porus was ( 35.1 ± 0.2 ) mm .

  22. 硬膜囊大部分终止于S2椎体后缘。

    The dural sac most ends at S2 level .

  23. 水平半规管曲部后缘距后颅窝硬脑膜的距离:(5.60±1.28)mm;

    The shortest distance from the posterior extremity of HSC to the cerebral dura mater of posterior cranial fossa was ( 5.60 ± 1.28 ) mm ;

  24. 后缘喷流对三角翼绕流影响的N-S方程数值分析

    Numerical Investigation of Trailing Edge Jet Effects on Flows Around Delta Wing Using Navier-Stokes Equations

  25. SL阳性细胞数量较少,仅在PI后缘腹面有少量阳性细胞成团或分散分布。

    There were few SL positive cells detected , and these cells were grouped or scattered only in posterior-ventral par of PI .

  26. 胫骨髁后缘轴线(PT)由胫骨平台后方内外侧骨皮质表面的连线形成,于胫骨平台关节软骨以远8mm的层面上获得。

    The PT condylar axis was obtained from an axial slice 8 mm distal to the tibial hyaline cartilage surface .

  27. 目的:分析MR图像上脊髓侧后缘异常长T1短T2信号原因。

    Objective : To analyse the causes of the abnormal long - T1 and short - T2 imaging in MRI located lateroposition of the spine .

  28. 本文基于Navier-Stokes方程,采用非定常流动的预处理方法,求解了翼伞在后缘下拉条件下的二维和三维气动力特性。

    Computation of 2-D and 3-D flows past ram-air parachutes was conducted using an unsteady time-derivative preconditioning method for Navier-Stokes equation .

  29. 为消除X射线放大率的影响,椎间隙高度变化情况采用病变椎间隙后缘高度与上位椎体中部矢状径的比值表示。

    The intervertebral height changes were represented by the ratio of the posterior border height of diseased intervertebral space and sagittal diameter of middle upper centrum to eliminate the influence of X-ray magnification .

  30. 方法:结合CT扫描,对20例脊髓侧后缘异常长T1短T2信号的MR图像进行回顾性分析。

    Methods : Combined with CT scanning , 20 cases of the abnormal long-T1 and short - T2 imaging in MRI located lateroposition of the spine were analyzed retrospectively .