查询词典 variable density system

Due to historical reasons, note that the alternate VarAdd syntax listed above matches neither the syntax for variable assignment within an expression, nor the syntax for variable addition within an expression.

由于历史原因，注意上面列出的VarAdd可代替语法既不能将变量赋值用于表达式内，也不能将变量加用于表达式内。

This paper expounds the advantages of transforming auxiliary water pumps by variable frequency control technology;introduces the energy saving approaches of change-speed pumps,and discusses the technologe problems in the transformation adopting variable frequency control technology.

详细介绍对辅机水泵采用变频技术进行改造的优越性，论述变速泵的节能途径，探讨变频改造中的一些技术问题。

The contents from the third chapter to the fifth chapter are the kernels which are a series of applications of generalized regression model and generalized regression estimator. At first, this paper constructs ratio model, linear regression model, post-stratified regression model and nonparametric regression model through different regressive relationship between auxiliary variable and study variable.

首先是依据辅助变量与研究变量之间回归关系的不同，分别建立比率模型、线性回归模型、事后分层回归模型和非参数回归模型，然后再利用第二章中推导出的广义回归估计理论，对各种回归模型辅助下(来源：A4bBC12论文网www.abclunwen.com)的估计方法进行了系统性研究，从而构成了模型辅助估计方法的整个研究体系。

The soft-measuring technique is systemically described from the following aspects: auxiliary variable selection, data processing, soft-measuring model construction and model correction. Moreover, in order to solve the problem of measuring temperature of aluminum electrolytic cell, the importation electric power and blanking velocity are selected as auxiliary variable, then the temperature estimated value of the electrolytic cell is calculated. An autoregressive model with controlled item based on Modern Time Series Analysis method is established.

从辅助变量选择、数据处理、软测量模型建立和模型修正等方面系统地介绍了软测量技术；并针对铝电解槽温度高、腐蚀性强、温度难以直接测量的问题，选择电解槽的输入电功率和下料速度作为辅助变量，利用现代时间序列分析法建立了带受控项目的自回归数学模型，从而计算出电解槽的温度估计值。

The cross-semivariogram was then analyzed to explore co-regionalized relationships between soil salinity at both depths, and the apparent soil electrical conductivity measured through electromagnetic induction EM38. CoKriging method was further employed to improve the accuracy of soil salinity estimates by treating soil bulk electrical conductivity as auxiliary variable and soil salinity, at both layers, as primary variable.

在对协同区域化变量进行交互半方差分析的基础上，采用协同克立格法，以电磁感应仪EM38测得的土壤表观电导率作为协同变量，对各层次的土壤盐分进行估值。

This paper presents the concept of structure basic element, structure variable element and the structure variable element design method.

从产品整个生命周期的产品数据模型分析入手，结合结构设计本身的特点，对结构设计的产品数据建模进行了研究。

Variable structure element design method was established, and basic structure element and variable structure element were defined.

本文以液压支架设计为背景，采用结构设计原型和基于原型的设计方法解决瓶颈问题，对结构设计、基于原型的设计方法和实现工具进行了深入的研究，主要工作如下： 1。

Both the fuzziness and the randomness of the basic variable and the state variable are considered in the present method.

结合工程实际，提出了非闭合隶属函数的截断可能性分布模型，并对模糊强度和模糊应力进行截断处理，给出了结构模糊随机失效概率随截断参数的分布，并给出了结构模糊随机失效概率分布的数值计算方法。

Again, this paper puts forward China commodity housing price fluctuation of empirical research, namely basic variable reference model of basic variable model -- China's housing, summarizes the main reason price fluctuation.

再次，本文提出了我国商品住房价格波动实证研究的参考模型，即基本变量—非基本变量模型，总结了我国住房价格波动主要原因。

This variable is used to manage state of the workflow, and the following action will be based upon this variable only.

这个变量是用来管理工作流程的状态，下面的行动将取决于此变量仅基于。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。