Effects of car models proportion and wind tunnel cross section on aerodynamic characteristics of car
车模比例和风洞截面对轿车气动性能影响
Experiment method on average friction coefficient for circle section rolled to flat;
确定圆截面轧扁平均摩擦系数的试验方法
The study on circle section of quadric surface by the characteristic root;
利用特征根研究二次曲面的圆截面问题
Through setting up 3D rolling model of circle section stick rolling,the analytic mathematic formulas of neural angle and forward flow in the forming process of circle section stick rolling are inferred,and experimental examine of the formulas is produced .
通过建立圆截面棒料的三维轧制模型和解析计算模型 ,推导出了圆截面三维轧制成形时中性角及前滑的解析计算公式 ;进行了实验验证 ,在理论分析和实验验证的基础上 ,总结出了关于圆截面三维轧制中性角大小范围的一些重要结论。
Coordinated control of non-circular section CNC turning systems;
非圆截面车削数控系统的协调控制
The non-circular section turning CNC system based on Windows 2000 platform and Real Time Serial Bus(RTSB) was proposed,which was implemented by an extension to the general CNC system with a Non-circular Section Machining Module(NSMM).
提出了基于Windows 2000以及高速实时串行总线的非圆截面车削数控系统结构。
Lightweight aggregate concrete circular section bearing ability of the cross section short-cut calculation;
轻骨料混凝土圆形截面正截面承载力简化计算
The design of reinforced concret guard pile with circular section;
钢筋混凝土圆形截面护壁桩的设计
Experimental Study on the Seismic Behavior of Joints Between Steel Beams and Steel Reinforced Concrete Columns of circular section;
圆形截面钢骨混凝土柱—钢梁节点抗震性能的试验研究
Effects of car models proportion and wind tunnel cross section on aerodynamic characteristics of car
车模比例和风洞截面对轿车气动性能影响
Simulation analysis of stability of crossover caverns with variable cross-section
变截面交叉洞室围岩稳定性仿真分析
area of cross section of the main air flow
主送风方向横截面积
Absorption Cross Section of Static EMDA Black Hole for Dirac and Scalar Particles;
静态EMDA黑洞对Dirac粒子和标量粒子的吸收截面
Numerical Simulation Study on Aerostatic Coefficients of Representative Sections of Bridge;
桥梁典型截面静风系数数值模拟研究
Study on In-plane Elastic Ultimate Load-carrying Capacity of I-section Arches with Holes in Web;
腹板开洞工形截面拱的平面内弹性极限承载力研究
eight foot tunnel
风洞燃烧时其表面的火焰蔓延速率
Studies on Stability and Design of I-sectional Arches with Web Openings;
腹板开洞工形截面拱的稳定性能及设计方法研究
The Optimize Research on Construction Technology for Mutative Transect Multi-tunnel System of Urban Metro Crossover Area
城市地铁渡线区变截面群洞隧道施工技术的优化研究
Numerical simulation of the influence of cross section shape of cave on blast shock waves propagation
截面形状对洞库内爆冲击波流场影响的数值模拟研究
Wind Tunnel Simulation about the Effects of the Different Underlying Surfaces on the Features of Drifting Sand Current;
不同下垫面对风沙流特性影响的风洞模拟研究
Comparison and Analysis of Lake and Land Breeze Speed of the Dongting Lake
洞庭湖湖面风速与湖区陆地风速的对比分析
Experimental Study on Facade Wind Pressure Distribution of Building Gap by Wind Tunnel Experiment
建筑间夹缝立面风压分布特性风洞试验研究
full scale wind tunnel
整车风洞或全尺寸风洞
WIND RESISTANCE CALCULATION OF VARIABLE CROSS-SECTION TOWERING STRUCTURE FOR SATISFYING MAN’S CONFORTABLE DEMAND
变截面高耸结构满足人舒适要求的搞风计算
Force analysis of the geodesic radome foundation by wind-load
浅析风荷载作用下球截面罩基础的受力分析
Mathematical model of torsional fluctuating wind force on rectangular super-tall buildings
矩形截面超高层建筑风致脉动扭矩的数学模型
Basic characteristics of torsional fluctuating wind force on rectangular super-tall buildings
矩形截面超高层建筑风致脉动扭矩的基本特征