Prevention of Lower Extremity Deep Venous Thrombosis Under Different Usage Time of Automatic Sequential Pneumatic Compression Pumps During Perioperative Period in Hip and Knee Joint Surgery 髋膝关节围术期序贯加压充气泵不同使用时间预防下肢深静脉血栓研究
Strain guy wire clamp has two types which are wedge type and compression joint. 耐张类拉线线夹型式优锲式铝合压接两种形式。
The compression standard for continues-tone still images ( ISO10918-1), which is made by Joint Photographic Experts Group, known as JPEG. 由联合图像专家组织提出的一套连续色调静态影像压缩标准ISO10918-1,即我们俗称的JPEG。
The methods of short network layout, direct welding or both compression joint and welding between connections are concluded according to long trem practices to reduce electric resistance in contact surface, increase integral electrical conductivity of the short network and power factor of the furnace. 长期生产实践总结出矿热炉短网布置与各个联结部位采用直接焊接或压接加焊接,软母线整体浇注等方法,可降低接触面的电阻,提高短网整体导电性能与电炉功率因数。
Based on nine experiments on edge joints of steel fiber concrete frame, the failure process and characteristics of the joints are studied, and the mechanism model of double shear-compression zone at joint core for shear capacity calculation is presented. 通过9个钢纤维混凝土框架边节点的试验,研究了此类节点的破坏过程与破坏特点,提出了节点核心区抗剪计算的双剪压受力机理模式。
In order to improve the waterproof performance of airport pavement by fatigue loading method, the property of joint sealant was evaluated, the effects of joint width, tension and compression, freezing and thawing on the fatigue property of joint sealant were considered. 为了提高机场道面的防水密封效果,对道面封缝材料的受力性能进行了疲劳特性试验,分别考虑了接缝宽度、拉伸压缩和冻融对封缝材料疲劳特性的影响。
Based on the reinforced concrete softened truss model, a new design method of beam-column joints, is proposed in which the compression strength of concrete in joint core and the tension strength of steels in joint core are checked. 在钢筋混凝土软化桁架模型的基础上,本文推导出一套通过验算节点核心区混凝土抗压强度和钢筋抗拉强度来进行节点设计的方法,并给出了算例。
Conclusion Current techniques for surgical treatment of these fractures are extremely effective, such as intramedullary interlocking nails, internal fixation of plate, compression screw, and artificial hip joint replacement and so on. 结论当前开展的这些外科治疗技术,如交锁髓内钉、钢板内固定、加压螺钉内固定和人工髋关节置换等,均获得了非常好的效果。
A Hyperspectral Image Compression Method Based on Joint Compression Rate and Classification Measure 基于分类和压缩比联合测度的高光谱图像压缩方法研究
In this paper, an extensive parametric research on the rotational stiffness and the effective length factor of compression brace of the truss restrained by overlap K joint is carried out by an ANSYS nonlinear finite element analysis. 本文利用ANSYS非线性有限元分析方法,对K型搭接节点约束下桁架受压支杆端部节点转动刚度及杆件计算长度系数进行了大规模参数分析。
Rotation may the spasm, tortion and the compression of the vertebral basal artery, correct the dislocation of the vertebral joint and maintain the balance of the body. 旋转手法松解椎&基底动脉痉挛、扭曲及压迫,并改善颈椎各小关节错位,维持椎体内外平衡。
The compression shear strength of dowel joint of YW-1 inorganic adhesive is 140-180 MPa. YW-1无机胶用于套接粘接,套接压剪强度可达140-180MPa。
The Improvement of National Power and Electronic Model in Compression Joint 国产压接式电力电子模块的改良
Design parameter analysis for the joints is carried out through finite element method so as to find out the influence of diaphragm thickness, extend length, axial compression ratio on joint behavior. 进行了节点参数分析,通过有限元数值计算,掌握了隔板厚度、挑出长度及轴压比对节点性能的影响规律。
The compression yield strength of the casing joint with eccentric trapezoidal thread is 6.7%~ 7.7% lower than that of the casing joint with special thread under the conditions of same steel grade and wall thickness. 偏梯形螺纹套管接头的压缩屈服强度比同钢级、同壁厚特殊扣螺纹套管接头低6.7%~7.7%;
The author analyzed process of specimen failure, compression friction shear action and the effect of change of joint width on shear strength of concrete. 分析了接合筋压力-摩擦抗剪作用及接缝宽度变化对混凝土抗剪强度的影响。
Shape-memory alloy compression staple for joint fractures 镍钛记忆合金接骨钉治疗关节骨折
At present, the latest image compression standard& JPEG ( Joint Photographic Expert Group) 2000 uses wavelet transform, compared with other transform, Image Watermark based on wavelet transform has many good features suitable for Image Watermark. 当前最新的图像压缩标准&JPEG(JointPhotographicExpertGroup)2000采用了小波变换,与其他变换相比,基于小波变换的图像水印方法具有很多好的、适合于图像水印的特性。
Under the vertical and horizontal force action the connections of frame on bi-direction compression enhanced joint stiffness and increase crack resistance in the core areas; by the theoretical derivation we get the anti-cracking checking formula of the pre-stressed prefabricated concrete frame joints. 在竖向和水平力的作用下,框架节点处于双向受压状态,节点刚度和核芯区抗裂性得到增强,理论推导出预压装配式框架节点的抗裂验算公式。
It groups the wavelet efficients and produces nine independent and interlaced bit streams, and assigns compression ratio for each group so that total information can be maximized. Finally, the method of the joint decoding between CCSDS standards and Turbo coder is presented. 它把小波系数分成9组独立、交织的位流,并按照最终的信息量最大化原则为每组分配一个优化压缩比。最后提出一种CCSDS标准与Turbo码联合解码的方法。
( including compression screw, dynamic hip screw, Gammar nail or PFN nail.) B group is artificial joint replacement ( including the artificial femoral head replacement or total hip replacement). A组为内固定组(包括加压螺纹钉、动力髋螺钉、Gammar钉或PFN钉),B组为人工关节置换组(包括人工股骨头置换或人工全髋关节置换)。
With more and more applications, video coding moves beyond mere compression. A joint source-networking coding will provide the best solutions for these applications. 随着应用领域的拓展,视频编码已经超越了单纯的压缩,信源和网络联合编码可以为新的应用提供更好的解决方案。