有限差分方程的英文

• finite difference equations
• finite-difference equation

• "有限"英文翻译    limited; restricted; finite; ...
• "差分"英文翻译    difference
• "方程"英文翻译    equation
• "有限差分方程法" 英文翻译 :    method of finite difference equations
• "非线性有限差分方程" 英文翻译 :    finite-difference nonlinear equation; nonlinear finite difference equation
• "有限差分" 英文翻译 :    difference; finite; finite difference; finite-difference
• "有限差分法" 英文翻译 :    analysis by finite differences; calculus of finite differences; fdm; finite differeace approach; finite difference calculus; finite difference method; finite difference procedure; finite-difference method; finite-differenzen-verfahren finite-difference-method; method of finite differences
• "有限差分解" 英文翻译 :    finite difference solution; finite-difference solution
• "有限差分商" 英文翻译 :    finite-difference quotient
• "差分方程" 英文翻译 :    difference equations; differential equation; finite difference equation; finite-difference equation; recurrence relation
• "差分方程解" 英文翻译 :    difference equation solution
• "差分方程式" 英文翻译 :    difference equation
• "差分方程组" 英文翻译 :    system of difference equation
• "常差分方程" 英文翻译 :    ordinary difference equation
• "偏差分方程" 英文翻译 :    partial difference equation
• "全差分方程" 英文翻译 :    total difference equation
• "微分-差分方程" 英文翻译 :    differential-difference equation
• "高阶有限差分" 英文翻译 :    higher-order finite difference
• "后向有限差分" 英文翻译 :    backward finite difference
• "积分有限差分" 英文翻译 :    integral finite difference
• "前向有限差分" 英文翻译 :    forward finite difference
• "时域有限差分" 英文翻译 :    finite-difference time-domain method
• "隐式有限差分" 英文翻译 :    implicit finite difference
• "有限差分逼近" 英文翻译 :    finite difference approximation
• "有限差分分析" 英文翻译 :    finite-defference analysis

• It is well known that the integral and finite difference inequalities play a fundamental role in the development of the theory of differential and finite difference equations
  积分不等式和离散不等式在研究微分方程与有限差分方程理论过程中具有非常重要的作用。
• It shows that for some difference equations , we ' d better adopt the expansion equations in the process of the heuristic method being applied to these difference equations
  结果表明，对于部分有限差分方程，在用启示性方法分析其计算稳定性的过程中最好采用从差分方程推导来的展开式以期得到较合理的结果。
• In chapter 4 , the modified reynolds equation is solved numerically with the finite different method , and the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction under the serrate screw are obtained . at last , using numeral methods and coordinate graphs , the influences of serrate screw parameters on the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed
  第四章，首先求出锯齿形螺纹下数值计算所需的有限差分方程，再推出了锯齿形螺纹作用下轴向摩擦牵引力、粘液膜厚度、粘液膜承载能力、周向摩擦阻力无量纲表达式，最后用数值计算方法求解，通过坐标图分析了锯齿形螺纹参数对轴向摩擦牵引力、最小粘液膜厚度、粘液膜承载能力、周向摩擦阻力的影响。
• In chapter 2 , an accurate modified reynolds equation is derived . the modified reynolds equation is solved numerically with the finite different method , the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained . at last , using numeral methods and coordinate graphs , the influences of rectangular screw parameters on the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed
  第二章，首先推导了非牛顿流体的变形雷诺方程，化简了雷诺方程，得出了矩形螺纹下有限差分方程；还推出了矩形螺纹作用下轴向摩擦牵引力、粘液膜厚度、粘液膜承载能力、周向摩擦阻力无量纲表达式，最后用数值计算方法求解，通过坐标图分析了矩形螺纹参数对轴向摩擦牵引力、最小粘液膜厚度、粘液膜承载能力、周向摩擦阻力的影响。
• In chapter 3 , the modified reynolds equation is solved numerically with the finite different method , and the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction under the trapezoidal screw are obtained . at last , using numeral methods and coordinate graphs , the influences of trapezoidal screw parameters on the generated axial thrust force , minimal mucus film thickness , load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed
  第三章，首先求出梯形螺纹下有限差分方程，然后推导了梯形螺纹作用下轴向摩擦牵引力、粘液膜厚度、粘液膜承载能力、周向摩擦阻力无量纲表达式，并用数值计算方法求解，通过坐标图分析了梯形螺纹参数对轴向摩擦牵引力、最小粘液膜厚度、粘液膜承载能力、周向摩擦阻力的影响。
• Application of the cauchy ' y law of continua , the motion equation of the tetrahedral element is concluded , and discretization the analysis zone , applying the finite difference method , all tetrahedral differential equations of motion are converted into the nodal finite difference equation
  快速拉格朗日分析程序运用连续介质的柯西定律，推导出四面体单元运动偏微分方程，并离散化分析区域，用有限差分计算方法，把所有的四面体单元运动偏微分方程等效成节点有限差分方程。