查询词典 lumped

Based on this lumped parameter model, transient responses of outlet temperature of recuperator were analyzed when step and ramp changed of inlet temperatures and mass flow rate took place in hot side.

在此基础上，分析了高温气冷堆直接氦气透平循环中的功率调节过程及透平甩负荷过程时回热器出口温度和芯部温度的响应过程。

The summary of the adopted models contains a two-scale k-ε turbulence model,the scalar joint probability density functiontransport equation approach,the augmented reduced mechanismfor methane oxidation (consisting of 16 species and 12 lumped reaction steps),the Euclidean minimum spanning treesmall scale mixing model etc.

所采用的数学物理模型包括双尺度的k-ε湍流模型，标量联合的概率密度函数输运方程方法，甲烷氧化的ARM简化化学反应机理(包含16种组分，12步总包反应)和欧几里德最小生成树小尺度混合模型。

The variable section permanent magnet is decomposed into a series of magnetic circuit with lumped parameters in this paper.

利用分段法将变截面永磁体分解为一系列具有集总参数的磁路，推导了两种凸度系数下的永磁磁路的通用计算公式，该方法适合于非线性磁阻的计算机编程计算。

It is not always easy for an employer to spot the extra forfeiture cash because this money is usually lumped in with other liquid investments held by the plan, such as its money market account.

实在不是一件容易的雇主额外当场没收现金，因为这笔钱通常集中在与其他液体投资所持计划其货币市场帐户等。

The first one focuses upon the fundamental theory and methods of system identification, including the basic concepts of system description and identification,review of matrix theory, stochastic process and pulse response of linear systems; the first principle models for lumped and distributed parameter systems; modeling of bioreactions; auto regressive moving average model; weighted least square and regressive weighted least square for parameter estimation of ARMA model; Runge-Kutta and Simplex methods; an example of BPNN application; as well as Kalman Filter.

第一部分包括知识驱动建模、数据驱动建模、参数估计和状态估计的基础理论和方法。具体为：(1)系统辨识和系统描述的基本概念，包括矩阵论、随机过程、线性系统的脉冲响应函数等基础知识回顾；(2)基于动态物料和能量衡算的集总参数、分布参数对象的知识驱动建模方法；(3)生物反应系统的建模方法；(4)自回归移动平均模型；(5) ARMAX模型参数的加权最小二乘参数估计一次性算法和递推算法，相应的统计性质；(6)龙格库塔法和单纯形法；BP神经网络应用实例；(7)卡尔曼滤波器，及其与加权最小二乘参数估计递推算法的对比。

Lumped parameter system; system with concentrated parameters

系统变量和参数与空间位置无关，系统方程常为常微分方程。

Based on the heat and moisture transfer theory, establishes the quasi three-dimensional and simplified model of heat and mass transfer between air, tailrace water and surface of tailrace tunnel using the lumped parameter model.

在水－空气热湿交换理论的基础上，采用集总参数法建立了无压尾水洞引风过程空气与尾水及洞壁面之间进行热湿交换的准三维数值模型及其简化模型。

Hydropower station; tailrace tunnel ventilation; heat and moisture transfer; lumped parameter model

水电站；无压尾水洞引风；热湿交换；集总参数模型

Electromagnetic field theory,lumped-element circuit theoy and distributed circuit theory,based on maxwell′s equations,kirchhoff's laws,telegrapher's equation respectively,are the main methods to analyze electromagnetic problems.

0引言电磁场问题的"场"理论是基于Maxwell方程组的理论分析途径，这种分析方法归结为电磁场边值问题地求解，通常比较复杂而繁琐，原则上可以用来处理几乎所有得宏观电磁场问题。

The poets, one so praised, are lumped unceremoniously together in our textbooks, in one curt chapter.

那些名噪一时的诗人，在今天的教科书里已被毫不客气地挤在一起，列为短短的一章。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。