1) second grade fluid equation
二阶流体方程
2) second order equation
二阶方程
1.
In this paper,the existence of sign-changing solutions to a class of nonlinear second order equation with three-point boundary value problems is discussed.
研究一类非线性二阶方程三点边值问题变号解的存在性。
3) second-order equation
二阶方程
4) second-order fluid
二阶流体
1.
Flow rate distribution of the non-steady flow of second-order fluid in eccentric annulus with the inner cylinder reciprocating axially;
二阶流体在内管做轴向往复运动的偏心环空中非定常流的流量分布
2.
Analytical solution to relatively moving resistance of two spheres with interstitial second-order fluid;
存在填隙二阶流体时两圆球相对运动阻力的解析解
3.
The normal viscous force of squeeze flow between two arbitrary rigid spheres with an interstitial second-order fluid was studied for modeling wet granular materials using the discrete element method.
为了进行湿颗粒群的离散元模拟,研究两圆球颗粒间二阶流体在挤压流动时的法向粘性力· 首先用小参数法对两平行圆盘间二阶流体挤压流动的速度场和正应力分布进行了近似分析,然后用类似的方法,分析任意两圆球间二阶流体的挤压流动,得到了压力分布和法向粘性力的解析解·
5) second order fluid
二阶流体
1.
Unlike other fluids, shearing deformation in a second order fluid will produce normal stress differences, so this property together with wall slip mechanism will significantly affect the squeezing behaviors.
二阶流体在剪切变形时会产生法向应力差 ,当存在滑移时 ,其压力分布及挤压力将会发生变化。
6) second grade fluid
二阶流体
1.
The constitutive equation of the fluid is modeled by that for a second grade fluid.
以二阶流体构建它的本构方程,得到了速度分布和温度断面图的数值结果。
补充资料：二阶线性齐次微分方程
二阶线性微分方程的一般形式为
ay"+by'+cy=f(1)
其中系数abc及f是自变量x的函数或是常数。函数f称为函数的自由项。若f≡0，则方程（1）变为
ay"+by'+cy=0（2）
称为二阶线性齐次微分方程，而方程（1）称为二阶线性非齐次微分方程。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条