边界元素的英文

• boundary element

• "边界"英文翻译    boundary; frontier; border; ...
• "元素"英文翻译    element; elementary substanc ...
• "边界元素法" 英文翻译 :    bem (= boundary element method); boundary element method (bem)
• "见边界元素" 英文翻译 :    bound element
• "边界元" 英文翻译 :    boundary element
• "界元素" 英文翻译 :    bound component
• "边界元法" 英文翻译 :    bem; boundary element method; boundary element technique
• "边界元件" 英文翻译 :    boundary element
• "边界元网格" 英文翻译 :    boundary element mesh
• "临界元素法" 英文翻译 :    boundary-element method (bem); method, boundary-element (bem)
• "有限元与边界元分析方法" 英文翻译 :    analytical method of finite element and boundary element
• "自定义（边界）元素数据" 英文翻译 :    custom member data
• "临界元件" 英文翻译 :    marginal component
• "政界元老" 英文翻译 :    an elder statesman
• "a边界" 英文翻译 :    a-margin
• "边界" 英文翻译 :    boundary; frontier; border; borderline; edge range line; periphery 标定边界 demarcate boundaries; 划定边界 delimit boundaries; 驻守边界 garrison the border; 越过边界 cross a boundary; cross the border
• "元素" 英文翻译 :    1.(要素) element; elementary substance2.[数学] [化学] element 水是含有氢元素和氧元素的化合物。 water is a compound containing the elements hydrogen and oxygen.; 元素表 list of elements; 元素分析 [分析化学] ultimate analysis; elementary analysis; elemental analysis; 元素符号 symbol of element; 元素周期表 periodic table [system] of elements; 元素周期律 periodic law
• "边界，边界线" 英文翻译 :    boundary noun
• "德高望重的政界元老们" 英文翻译 :    an august body of elder statesmen
• "pn边界" 英文翻译 :    pn boundary
• "边界，边框" 英文翻译 :    boundary
• "边界；界面" 英文翻译 :    boundary
• "边界病" 英文翻译 :    border disease
• "边界波" 英文翻译 :    boundary surface; boundary wave
• "边界层" 英文翻译 :    (附面层) boundary layer; bounding layer

• We use approximate method to fit the accurate results and find a fast and rather accurate way to design waveguide narrow - wall slots array
  利用边界元素法即可求解出二维问题的解后再做逆fourier变换即可。
• Topics include : mathematical formulations ; finite difference and finite volume discretizations ; finite element discretizations ; boundary element discretizations ; direct and iterative solution methods
  课程主题有：数学列式、有限差分与有限体积离散、有限元素离散、边界元素离散、直接与叠代解法。
• All calculations are in the hypothesis of " ideal slot " , that is the slots are so narrow that longitudinal field along the slots can be ignored and all fields are independent about the z - coordinate
  在当中忽略缝隙口面场随缝隙倾角变化而在z方向上产生的变化? ?即认为场量与z无关。在此前提下可以将三维问题简化为二维问题，用边界元素法直接求解。
• A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide . a kind of expression of approximate solution for domain mode of the new waveguide , including symmetric , unsymmetric arc , parabolic arch , hyperbolic arch , elliptic arch , etc . , is constructed by using boundary condition of mental waveguide , variational method and boundary element method . by using the equivalence principle , an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived , and the result is shown . although this solution is approximate , it can solve the problem in designing the slotted antenna of such conformal waveguide
  把矩形波导一个宽面外突成均匀曲面构成的新波导统称为共形波导.利用金属波导边界条件、变分法、边界元素法构造这种新波导中主模场的一种近似解表达式，包括曲面横截线为对称、非对称圆弧，抛物线弧，双曲线弧，椭圆弧等.然后根据等效原理，推导非对称圆弧矩形波导曲面上窄的纵向半波长缝隙的等效谐振电导的近似计算公式，给出计算曲线.这种解虽然是近似的，但却能解决这类共形波导缝隙天线的工程设计