查询词典 parameter variable

A large range of IRZ and intense fluctuating velocity area around the boundary of IRZ is measured and thought to be important to keep the excellent ignition and combustion characters of the new kind swirl burner. Together with temperature trace method, different structure and operation parameter of the burner are studied in this paper about their effects on turbulent and mixing characters of swirling jet. The structure variation includes different blade angle, use of central gear shape baffle, variable outer length and angle of lean primary air outlet, use of wedge outlet of lean primary air.

采用上述两种测量方法并结合热质比拟温度示踪的方法，本文对径向浓淡旋流煤粉燃烧器喷口结构和气流流动参数的变化对旋流流场的流动、混合、湍流脉动特性的影响进行了深入研究，研究了旋流叶片倾角大小、中心齿型扩锥、淡一次风扩口外伸长度和扩角的变化、淡一次风楔形扩口、直流二次风扩口角度的变化对出口旋转射流流动特性的影响，研究了一次风率和旋流二次风率运行参数变化的影响规律。

The frequency response model of HAGC is estimated with correlative identification theory. The dynamical parameter model HAGC is estimated with LS, auxiliary variable LS, and bias-compensating LS respectively. It is proved with experiment that the methods proposed in the paper are accurate and practical.

5用相关辨识理论辨识了液压AGC压力闭环系统的频率特性，分别用普通最小二乘法、辅助变量法及偏差补偿算法辨识了该系统的动态参数模型，辨识结果验证了论文理论研究成果的正确性和可行性。

Parameter technology and variable technology are two main methods for improving the efficiency of feature-based modeling system. Two methods has been very important in most CAID systems.

参数化技术和变量化技术是提高特征造型系统设计效率的两种主要方法，基于特征的参数化技术和变量化技术已成为当今CAID系统的主要依赖手段。

The distributed parameter model is changed into variable coefficient nonlinear stiff ordinary differential equations by central difference method.

运用中心差分法将分布参数形式的系统模型转换为一变系数非线性的刚性常微分方程组。

Monitoring data of rock slope collapse is a sort of uncertain and incomplete information, Furthermore, it is a discontinuous deformation system, which will branch off or be in critical state with the continuous change of dominant variable parameter, the Gray theory and catastrophic theory are more effective to predict time of collapse occurrence.

由于崩塌的监测数据存在信息不完全和不确知性，同时，崩塌的发生存在有突跳性，采用灰色理论和突变理论能够有效地预测预报边坡崩塌发生的时间，为崩塌防治提供及时的决策依据。

For a macro which can take a variable number of parameters, the parameter reference %0 will return a numeric constant giving the number of parameters passed to the macro.

对具有可变参数个数的宏，%0参数引用将返回传递给宏的参数个数。

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。

The current sensitivity probability density function of energetic materials was deduced based on Frank-Kamenetskii parameter and resistance supposing as stochastic variable of normal distribution, by the application of the probability density formula of function in two random variables.

将Frank-Kamenetskii参数和电阻假设为正态分布的随机变量，应用二维随机变量函数的概率密度公式，推导出了含能材料电流点火感度的概率密度函数。

The approximation of field variable by RPIM is performed in a parameter domain. The shape function of RPIM possess Delta function's property.

该方法利用径向点插值方法，在参数域对每一个非样本点的支持域进行过点插值，构造出具有Delta函数性质的插值函数，能够实现参数域场变量的快速插值近似。

Through the non-parameter test, the researcher discovered that flexibility and adaptability of creative performance in children's eurhythmics ability vary under four different teaching situations, but other abilities are not remarkably affected by the teaching situations; Also, the researcher analyzes sample data through multi-factor variable variance analysis and variable frequency cross-table analysis. The research finally demonstrates that providing children with music subject significantly impacts their flexibility and adaptability of creative performance: the examples provided also not belly influences children's rhythm and time, but the subject, the example as well as their interaction have no remarkable influence on the other constituent of children's eurhythmics ability.

本研究用SPSS11.5软件对幼儿律动能力的得分进行量化处理，通过非参数检验，研究者发现幼儿律动能力中的创造性表现的灵活、变通性在四种教学情境下具有显著性差异，而其他能力受教学的影响均不显著；研究者又对样本数据进行多因素变量方差分析和频数交叉表分析，结果显示：提供音乐主题对于幼儿创造性表现的灵活、变通性具有极为显著的影响，提供榜样对于幼儿的节奏、节拍感也具有一定程度的影响，而对于幼儿律动能力的其他组成部分，主题、榜样以及它们的交互效应所起到的作用并不显著。

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。