Objectives To distinguish ruptured lumbar disc hemiation ( RLDH) and lumbar disc herniation ( LDH) by means of CT measure and change of MRI shape in imaging, combined with clinical symptoms. 目的通过CT测量、MRI上影像学改变,结合临床症状、体征,来鉴别破裂型腰椎间盘突出症(RLDH)与腰椎间盘突出症(LDH)的区别。
The different change trends of shape index, fractal dimension and fragmentation index were revealed under the fast economy development and urbanization. 揭示在快速经济发展和不断加快的城市化进程中,合肥市景观形状指数、分形维数和破碎度指数的不同变化趋势。
On the Impact of Chinese Medicine on the Change of Organic Shape of Liver and Heart of Rats under Training 中药对运动训练大鼠肝脏与心肌组织形态学变化的影响
The main element of this clothing is the change of shape, the process of material, the edge, the design and the color. 这一系列服装的主要元素是利用飞檐造型变化处理和镶边、图案、色彩、面料的处理。
This will minimize change of shape not only during machining but during subsequent heat treating as well. 这不仅将加工中的外形变形最小化了,而且也将随后的热处理变形最小化了。
The Foreign Effect and Change of the Shape of Buddha Teaching picture under the Bodhi Tree in Dunhuang Mogao Grottoes 敦煌莫高窟佛树下说法图形式的外来影响及其变迁
Length contraction paradox and change of shape during transverse acceleration 长度收缩佯谬与横向加速中的弯曲变形
Two kinds of diamond blades of different hardness of metal matrix materials for cutting BGA substrate were used to compare the cutting performance. The causation of lip effect was discussed by analyzing the change of shape of blades edge and the cross section of BGA die. 采用两种不同结合剂硬度的金刚石刀片切割同一种BGA基板,通过对刀片刃口形貌的变化以及切割断面的分析,探讨了唇缘效应产生的原因。
The results showed hydroxyethylated pulp has higher resistance to beating than origin pulp. The reasons rested with the change of fiber shape, hemicellulose content and fines content. 结果表明羟乙基化浆的打浆抗拒力明显高于原浆,其原因主要在于纤维形态的变化、以及纸浆中半纤维素含量及细小纤维含量的变化。
By using the design unit and keypoint, a change of structural shape can be controlled and described precisely. 通过设计单元和关键点,准确地描述和控制结构形状的变化。
Furthermore, the change of the shape of spectral under various voids contents and the relationship between ultrasonic attenuation coefficients and voids content were studied. 引入了频率域内的检测方法,分析了不同孔隙率下超声衰减与频率的关系、频谱形状的改变以及超声衰减系数与孔隙率的关系。
MRI has great value and clinical significance. It can clearly display the change of shape, position and provide reliable evidence for the clinical treatment. MRI is considered the best method in diagnosis of menisci injury up to date. 结论:MRI对膝关节半月板损伤具有很高的诊断价值及临床意义,可以清晰地显示半月板的形态、位置及其信号的变化,为临床治疗提供可靠的依据,是目前诊断半月板损伤最好的检查方法。
Study on the Change of Shape, Characters and the Content of Mineral Elements During Growth of Areca's Fruits 槟榔果实发育期间外形、性状变化及其矿质元素的含量分析
A Microscopic Damage Model Considering the Change of Void Shape and Application in the Void Closing 一种考虑孔洞形状变化的损伤细观模型及其在孔洞闭合过程中的应用
Conclusion: Integrin β 3 and survivin are closely related to the cyclic change of shape and function in normal endometrium and may play an important role in physiological homeostasis in the normal endometrium. 结论Intβ3与Survivin在参与调控正常子宫内膜形态与功能变化及维持内膜微环境稳定起重要作用。
This may be effective in reassembly of the cytoskeleton, change of platelet shape and secretion during activation of the platelet. 这一作用可能在血小板活化时细胞骨架重组、形态改变和分泌内含物等一系列变化中起重要作用。
CONCLUSION: Stress may cause the rearrangement of cytoskeleton and the change of cellular shape. 结论:一定的外力可引起成骨细胞骨架的重排及细胞形态的变化。
The change of the shape and character of non-metallic inclusions in steel is found obviously by comparing with the rare-earth steel and ordinary steel. Rare-earth element actually plays an important role of deoxidization, desulphurization, changing the shape and character of nonmetallic inclusion. 添加稀土金属的钢与未添加稀土金属的钢相比,添加稀土的钢中的非金属夹杂物不仅在性质上而且在形态上都发生了很大的变化,确实具有脱氧、脱硫、改变夹杂形状的作用。
Finally, a series of imitate experimentations are conducted. The results indicate that this method can effectively extract texture feature of gray image target which is robust to noise and change of target shape. 最后,进行了一系列的仿真实验,结果表明,这种特征提取方法能有效提取图像目标纹理特征,并且对噪音和形状的变化具有鲁棒性。
Change of Interface Shape in Growth Process by Bridgman Method Bridgman法晶体生长过程中界面形状的改变
The growth of the body and ramus of mandible was still politropism, and showed change of shape and direction of rotation as well as increase of the area. 下颌骨升支和体部的生长仍呈多向性,在面积增加的同时,旋转方向也各不相同,形状也发生了一定变化。
That the cyclical change of the shape of the mantle produces potential energy force in earth's crust results in crustal movement. 地幔圈形状周期性变化使地壳产生势能(位能)力导致地壳运动。
However, the numerical tests in this paper indicate that using different measures to evaluate the change of element shape will probably lead to inconsistent result sometimes, therefore, that effect on the mesh optimization procedure and optimal solution. 数值试验表明,对单元形状的变化用不同的准则度量有可能产生矛盾的评判结果,从而影响到网格质量优化的进程和结果。
This paper deals with the dynamic rule of change of shape memory capacity in Cu-Al-Ni SMA during ageing. 着重讨论时效对Cu-Al-Ni形状记忆合金记忆能力变化的动力学规律。
The proper change of the shape of exit edge can improve the sweeping homogeneous degree and decrease unfavourable focusing effect of the magnet. 适当改变出口边界形状可以改善磁铁的扫描均匀度,并减少不利的磁铁聚焦作用。
The properties of RE-boronizing layer relative to casting quality, and the suitable temperature is necessary for lightening change of shape. 球墨铸铁表面共渗层的性能与铸造质量有关,同时还要选取适当的共渗温度以减少变形。
The diurnal variation curves in winter and spring present marked saddle shapes, and the change of curves shape is not obvious in summer and autumn. 冬、春季的日变化曲线呈U形,且曲线形状的变化不如夏、秋季大。
Adipogenesis begins in embryonic stage and continues during the whole life span. This process is regulated by a large number of environmental factors and accompanied by the change of cell shape and its gene expression. 成脂开始于胚胎期,并在整个生命过程中持续发生这一过程由大量的环境因子调节,并伴随着细胞形态与基因表达的变化。
Combining with good adaptability to subside and deformation of flexibility material and thought of structure control, slip base isolation of vertical storage steel tank and the change of structure shape of tank bottom are experienced and studied in the paper. 本论文结合柔性材料沉降变形适应性强和结构的控制思想,针对立式储罐,进行基础滑移隔震、改变罐底结构形式等方面进行理论研究和实验分析研究。
This change of shape may be associated with its own unique way of breeding. 这种外形的异常变化有可能是与其自身独特的繁殖方式有关。