参数方程

The self - turning control arithmetic and flow figure are worked out . then the self - turning based on the pole placement is explained at large . in chapter 3 , the discrete mathematics model of crimper machine ' s heating chests is built up at first

第三章首先运用热力学方程建立起温控对象的离散数学模型，阐述了极点配置的控制器参数设计方法，最后给出了加弹机温控系统的算法程序以及其流程。

It can be employed to transmit torque by the shear stress of MR fluids.In this paper,the design method of the disc-shaped magnetorheological fan clutch is investigated theoretically.The expressions of the torque and the output rotational speed within the fan clutch is derived to provide the theoretical foundation in the discal design of the clutch.A Bingham model is used to c...

将磁流变液用于发动机冷却系风扇离合器的设计中，在理论上分析了盘式磁流变液调速风扇离合器的工作机理，应用B ingham模型来描述磁流变液的本构方程，建立了离合器的输出转矩与转速的计算模型，导出了离合器基本几何参数的工程设计计算公式，为盘式磁流变风扇离合器的设计提供了理论依据。

The formulas from an interface relaxation equation for the calculation of specific relaxation time and capacitance dispersion frequency are related to the electrophysics parameters of the grain and grain boundary.

界面驰豫方程确定的特征驰豫时间和电容弥散频率计算式，与晶粒和晶界的电物理参数相关，弥散频率的计算值与实验结果定性相符。

Physical and numerical models were establishedased on NˉS c ontrol equations and RNG kˉεturbulence model, the interior flow fields of the nozzles were analyzed through num erical method, both the flow parameters change trend and thrust speciality of the asymmetry quadrate nozzle were resea rched.

文中建立了非对称方形尾喷管及传统轴对称尾喷管的物理数学模型，基于N S方程和RNG kε湍流模型，对两种尾喷管三维内流场进行了数值分析，研究了非对称方形尾喷管内部流动参数的变化趋势及其推力特性。

A set of multiple regression equations are established on the basis of correlation analysis, factor analysis and canonical correlation analysis on the foraminiferal and environmental database of 36 samples.

通过相关分析、因子分析、典型相关分析和回归分析，建立了长江河口古环境参数推算方程，可根据沉积物中有孔虫分析的有关数据进行古潮差、古涨潮流流速和距口门距离的推算。

Considering a spherical porous carbon particle immersed in a static ambient atmosphere, the combustion characteristics under three basic conditions: frozen flow, equilibrium flow, partial flow are solved in a half-analytical and half-numerical way. By using the LAEA (Large Activation Energy Asymptotic Method), the departure value of some parameters such as combustion rate, temperature, and concentration are obtained. On this basis, the rules of a carbon particle combustion under various conditions when the gas phase Damk〓hler number is in the range of 0,+∞ are summarized.

建立氧化性环境中相对静止的多孔炭粒燃烧的控制方程，采用半解析、半数值方法求解出炭粒在冻结流、部分流、平衡流三种基本情况下的燃烧规律，并采用大活化能渐近匹配方法，计算出偏离冻结流、偏离平衡流情况下燃烧速率、温度及组分浓度等参数的偏离解，进而总结出炭粒在气相Damk〓hler数为0，∞整个范围内燃烧特性变化规律。

Based on the precondition of ignoring unload impulsion and adaptability of hydrokinetic parameters to torpedo equation at low speed, the uncontrolled trajectory of dummy torpedo is simulated and analyzed.

在忽略排载冲击、低速时流体动力参数与雷体方程适应性等因素的前提下，开展了假雷非控弹道的仿真计算和分析。

The process of how to construct the hysteretic loop starting from the damping ratio is given in theory based on the ideal of this method.

基于该思想，从理论上进行了滞回曲线方程的推导，给出了相应物理参数的具体计算式。

The value of CP/CV and the isentropic exponent used by the GUIPEP solver for determination of all the performance parameters are calculated for a gas-particle mixture , as shown in Equation 1 of the Two-phase Flow Theory Web Page.

价值的CP /简历和等熵指数所用的guipep求解测定的所有性能参数的计算气体粒子的混合物，如图所示在方程1的二相流理论的网页。

The synthesis of isoamyl acetate with the solid super acidic catalyst of S2O827TiO2-Al203 is investigated. The kinetic parameters of reaction are measured at 94℃, 100℃ and 106℃ respectively and the kinetic equation is thus built, which are compared with those of the reaction without catalyst.

文章研究了以固体超强酸S2O82-/TiO2-Al2O3为催化剂合成乙酸异戊酯的反应，在反应温度分别为94℃、100℃及106℃下，测出合成乙酸异戊酯的动力学方程参数，建立了动力学方程式，并与无催化剂时酯化反应的活化能及动力学方程式进行了比较。

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。