参数方程

The general solution of dynamic equation for the cableway under the condition of a single moving load is obtained by means of the small parameter method.

用小参数法求出了单个运动载荷作用下的索道动力方程的一般解，建立了多个货车通过索道时的动力方程。

Based on the involute's basic principles and theoretical formulas, input the involute's formulas of cartesian coordinates into the equation editor, accordingly create the precise involute of gear's contour. Based on the formula of helical gear's parameters, accurately create a curve of tooth profile. Create the chraceristics of helical gear by ordering of swept blend and array.

依据渐开线生成的基本原理和理论公式，在方程编辑器中输入渐开线的笛卡尔坐标方程，从而生成精确的齿轮轮廓渐开线；根据角变位斜齿轮各参数的计算公式，精确创建了齿廓曲线；利用扫描混合和阵列命令创建斜齿轮的轮齿特征。

With the corresponding flow parameters measured through the experiments and the criterion equation mentioned above,the correlation formula of degassing efficiency of flow of gas/liquid two-phase flow through corrugated multicup isoflux gas anchor is obtained through the regression analysis using the least square method and the Gaussian elimination.The influences of the number of arris and concave depth and angle on degassing efficiency are analyzed.

利用量纲分析方法建立了气液两相流体在瓦棱状多杯等流型气锚中流动的准则方程；根据室内实验测得相应参数和准则方程，利用最小二乘法及高斯消去法进行回归分析，得到气液两相流体在瓦棱状多杯等流型气锚中流动时脱气效率的关联公式，并分析了棱数、凹入深度、角度对脱气效率的影响。

The function of the contact line for the conjugate tooth trace is solved by this contact trace function; and also solved the parameters of the contact trace.

根据此齿面方程求解出了共轭齿面的接触线方程；并通过实例求解出了与齿面接触区密切相关的参数解。

A integral equation formulation is derived based on modified Green's operator with norm less or equal to one. The integral equation is convergent for any conductivity distribution and frequency if iterative solvers are used.

利用范数小于或等于1的修正Green算子得到各向异性地层中的新积分方程，由于满足压缩映射条件，该积分方程在任意参数条件下总是迭代收敛的。

Based on the wave equation of longitudinal vibration of variable cross-session rod, the frequency equation and parameter formula of cosine horn are educed, the cosine horn with same frequency and different area ratio is designed by using Matlab language.

根据变截面杆纵向振动的波动方程，推导了余弦形变幅杆的频率方程和重要参数的计算公式。

In this paper, the JFO condition, satisfied with global mass continuity, is incorporated into an universal Reynolds equation with micro-polar fluid which is solved for the oil film pressure using OSM and FEM. The bearing load capacity and friction resistance were given, and stiffness/damping coefficients and critical rotor mass were obtained by solving a pressure perturbation equation with micro-polar lubricants.

本文采用满足全流场质量连续的JFO边界条件，采用微极性流体的广义雷诺方程来求解油膜压力分布，进而获得油膜承载力和粘性阻力等轴承动力特性量；采用小参数摄动法得出油膜压强扰动方程，并采用有限元法解出扰动压强，积分扰动压强获得油膜的阻尼系数和刚度系数，进而求得了表示轴承油膜稳定性的临界转子质量。

Especially, you can see more delay phenomenon in machine control system, and set up a math model for this system becomes a major application of the delay differential equation and a signification applied problem.

对存在参数的微分方程在临界状态下，解的情况常常会出现分支问题，尤其是在方程周期解存在的情况下，很有可能出现Hopf分支。

Traffic momentum differential equation and Euler′s equation are constructed by means of differential calculus.

通过对交通流参数的微分分析，建立了交通流的运动微分方程和欧拉方程。

This paper is discussed the existence of solution for nonlinear boundary value problem of fractional differential equation which with a parameter.

本论文讨论了一类含有参数的非线性分数阶微分方程解之间的关系，写出了线性分数阶微分方程解的表达式。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。