环形截面的英文

• ring section

• "环形"英文翻译    annular; ringlike; ring form ...
• "截面"英文翻译    section; cross section; cros ...
• "t形截面" 英文翻译 :    t-section
• "h形截面" 英文翻译 :    h section
• "l形截面" 英文翻译 :    l shaped section; l-shaped section
• "蚕茧形截面" 英文翻译 :    cocoon cross section
• "槽形截面" 英文翻译 :    cha elsection; channel section; channel-section; fluted section; trough section; troughsection
• "蛋形截面" 英文翻译 :    egg shaped section; oval cross-section
• "滴形截面" 英文翻译 :    drop-shaped section
• "丁字形截面" 英文翻译 :    t-section
• "方形截面" 英文翻译 :    square cross section
• "工形截面" 英文翻译 :    i-section
• "工字形截面" 英文翻译 :    i-shaped cross-section
• "角形截面" 英文翻译 :    angle section
• "阶梯形截面" 英文翻译 :    stepped cross section
• "矩形截面" 英文翻译 :    rectangular tool blank
• "矩形截面梁" 英文翻译 :    rectangular beam; rectangular cross section beam; square spar
• "矩形截面线" 英文翻译 :    flat wire
• "框形截面" 英文翻译 :    circular bar
• "棱形截面" 英文翻译 :    double wedge section; double-wedge section
• "棱柱形截面" 英文翻译 :    prismatic section
• "菱形截面锉" 英文翻译 :    lozenge file
• "卵形截面" 英文翻译 :    egg-shaped cross section
• "帽形截面" 英文翻译 :    hat section
• "三角形截面" 英文翻译 :    delta cross section; trilateral cross section; trilateral crosssection

• The general failure expression on reinforced concrete members with annular section
  钢筋混凝土环形截面构件破坏的统一表达
• Calculation of bended structural member reinforcement of rectangular section of reinforced concrete
  环形截面偏压构件非均匀配筋承载力计算
• Employing perturbation method and numerical simulation , we study the flow in rotating helical pipes including different rotations , different cross sections ( circular , elliptical , annular and square cross section ) , and different geometrical structures
  采用摄动方法和数值计算方法，研究了处于多种旋转状态下、多种截面形状(圆截面、椭圆截面、环形截面、矩形截面) 、不同几何结构旋转螺旋管道流动。
• ( 5 ) as torsion is increased , the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1
  ( 5 )增大挠率，逆时针方向旋转的一二次涡和流函数的负值区域增大，轴向速度最大值的位置按逆时针（环形截面）或顺时针（圆截面）方向旋转，摩擦系数比最终趋向于1 。
• When f is about fr , for curved pipes , the secondary flow appears eight vortexes for annular cross section and four for circular and four or six for elliptical ; for helical pipe , the secondary flow appears as a loop flow for annular and circular cross section , and a saddle flow for elliptical cross section
  当f在fr左右时，对于弯管，环形截面上存在八个涡，圆截面上存在四个涡，椭圆截面上存在四个或六个涡；对于螺旋管，圆截面和环形截面上二次流表现为环流，椭圆截面上表现为鞍流。
• Based on the review , the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters . we firstly analyzed the fully developed fluid flow and heat transfer , mixed convection heat transfer , the development of flow and heat transfer in the inlet in different cross section ( circular , elliptical , annular and rectangular crossection ) . the variations of the secondary flow , axial velocity , distribution of temperature , the friction force on the wall , the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
  本文在总结和分析了一个世纪以来有关曲线管道流动和换热特性的研究成果的基础上，以旋转正交曲线坐标系统下的多参数旋转螺旋管道中的对流传热为物理模型，通过摄动方法和有限体积法，首次对各种截面(圆截面、椭圆截面、环形截面、矩形截面)旋转曲线管道内充分发展流动的流动结构和传热特性(包括耦合对流传热特性)以及旋转曲线管道开口段发展流动的流动结构和换热特性进行了系统的数值模拟和理论分析，详细讨论了各种无量纲参数对管道内轴向速度分布、二次流结构、温度分布、壁面摩擦力、摩擦系数比以及管道nusselt数的影响，获得了若干创新性成果。