简化方程

If F is homogeneous of degreeone in K and L (that is, constant returns to scale), then the resultingreduced-form production function will be linear in labor, exactly as assumed inthe Ricardian model.

如果 F 是 K 和 L 的齐次方程，简化的生产方程就是劳动力的线性函数，跟李嘉图模型中的假设完全一样。

Coupled equations of motion of wind and snow particles for steady state saltation are presented and solved for a simplified grain surface impact process.

给出了定常充分发展流场中风、雪粒相互耦合的运动方程，并用简化的雪粒床面碰撞过程求解了方程。

In the frame of quantum mechanics, Schrodinger equation has been deduced to the hypergeometric equati...

在量子力学框架内，利用这一相互作用势成功地将系统的Schrodinger方程化为超几何方程，从而简化了系统本征值和本征态问题的计算和讨论。

By using a similarity transformation, the Navier-Stobes equations in the cylindrical co-ordinates for the steady incompressible flow are reduced to an ordinary non-linear differential equation of the third order.

利用相似转换，将不可压缩流体，定常运动，柱坐标形式的纳非尔-斯托克司方程组简化为一三次非线性常微分方程，运用小参数法及适当边界条件求出此方程的解，结果表明，吸吮或吹注对流动的速度分布，沿流程压力下降和摩擦系数均有显著影响，其影响的大小，依赖于吸吮或吹注的性质，程度及二圆管的相对尺度。

In order to probe the absorb coefficients of earth medium by the direct wave, reflected wave and transmied wave amplititude which are picked up from the radar wave racords yielded by finite element method,the paper gives out the attenuated radar wave equations in time domain and the attenuated radar wave differential equations while the motion changes simple harmonic with time and electric parametets change slowly with space.

摘 要 为了用有限元方法生成雷波正演记录，从而拾取直达波、反射波、透射波振幅信息，以确定介质吸收系数，文章在时间域给出了雷达波含衰减项的波动方程，及在运动随时间简谐变化以及电性参数随空间缓变的条件含衰减项的雷达波遵循的简化微分方程。

The solubility of cyanuric acid in dimethyl sulfoxide is determined by synthetic method designed and installed with computer monitor on line.

用计算机在线检测的激光监视动态法测定三聚氰酸在二甲基亚砜中的溶解度，并分别用Apel blat溶解度方程和简化的溶解度方程对实验数据进行了关联。

Based on the averaged equations of the nonlinear nonplanar flexible cantilever, thenormal form of the averaged equations is obtaineiby the Maple program given in the appendix.

在平均方程的基础上，利用前面得到的规范形计算程序对平均方程进行简化，得到了平均系统的规范形。

Considering the characters of the viscoidal turbulent flow over high-speed train,the computing model of the outer fiow field for high-speed train has beenestablished based on the incompressible fluid Navier-StOkes epuation and theturbulent model of ke two equations. The equation set of the flow field problemvia finite element methods has been set up.

根据高速列车粘性紊态绕流的特点，在较少简化的条件下以Navier-Stokes方程和κ-ε两方程紊流模型为基础，建立了高速列车外流场的计算模型，在近壁区域采用壁面函数修正紊流模型。

To investigate the characteristics of thermo-hydrodynamic lubrication with micropolar fluids, the energy equation for micropolar fluids is derived, based on the theory of micropolar fluids and the laws of conservation and conversion of energy.

为考察微极流体的热流体动力润滑特性，根据微极流体的基本理论和能量守恒与转换定律，推导了微极流体的能量方程；依据其润滑条件假设，得出了润滑条件下微极流体的能量方程的简化形式。

In order to investigate the corrosion of power plant chimney by the condensed sulfuric acid from the flue gas,corrosion of C30 concrete exposed to 15% sulfuric acid solution at 80℃ was studied.

研究了电站烟囱C30混凝土在80℃、质量分数为15%硫酸溶液浸泡条件下的腐蚀规律，根据Fick扩散方程和反应速率方程，提出一个简化的移动边界腐蚀模型。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失