多变量的

Pre-baked aluminum electrolytic cell is a non-linear, multivariable and time-varying system, its model is uncertain. It is difficult to detect the alumina concentration, polar distance, temperature and mole ratio on-line, so we control pre-baked aluminum electrolytic cell by the method of intelligent control.

预焙铝电解槽是一种复杂的非线性、多变量时变系统，模型具有不确定性，浓度、极距、温度和分子比等参数在线检测困难。

A scatter graph or scatter diagram is a type of display that contains one or more scatter plots each of which use Cartesian coordinates to display values for two variables for a set of data.

阿散点图或散射图是显示类型，包含一个或多个散点图每个使用直角坐标来显示两个一组数据变量的值。

In this paper, basic idea of SMI methods is presented at first.

这类方法综合了系统理论，线性代数和统计学三方面的思想，其特点是直接由输入输出数据辨识系统的状态空间模型，因而非常适合多变量系统辨识。

A novel dynamic time-frequency process monitoring method based on multivariate spectral decomposition is proposed.

提出一种基于多变量频域分解的新型动态时频监控方法。

We introduce and study the subspace state space system identification method in the paper.

本文主要介绍和研究了多变量系统辨识的子空间状态空间辨识方法。

Study the problem of equivalent keys in some multivariate public key schemes through using Plus sustainer and other sustainers.

用Plus保形变换和其它保形变换研究了几类多变量公钥密码体制的等价密钥问题。

The control system for parallel-type double inverted pendulumthat features multi-variable,strong coupling,hish order and absolutely unstable in open loop,is studied.

赵万青，魏利胜，费敏锐研究了一种具有多变量、强耦合、高阶次和开环绝对不稳定等复杂特性的双并联倒立摆控制系统。

In the whole system, each intelligential unit work independently and intercommunicate. The users can freely configure to realize kinds of functions according to their demands. So this system integrates advantages of DCS and fieldbus. This paper takes oneintelligential unit-mobile roll tension control unit as concrete object toanalyze.

整个系统设计时既可以采用RS-485技术，又可以采用CAN技术，它具有全数字化信息双向通信、多变量处理能力、自诊断等功能，系统中的各智能化单元工作独立，又可相互通信，在系统总线上，用户可以根据需要自由组态，灵活实现各种现场功能。

Five meristic characters and fifteen morphological characteristics were measured and the data were analyzed by the principle component analysis method, multivariate analysis method and one-way ANOVA to study the morphological variations among four populations of Sardinella zunasi (125 individuals) collected from Qingdao, Zhoushan, Aichi and Kagawa.

运用主成分分析、多变量解析和单因子方差分析方法对青岛、舟山以及日本爱知、香川4个群体的青鳞小沙丁鱼Sardinella zunasi（125尾）5个分节特征和15个量度特征进行了比较分析。

The application of MSPC in continuous process and batch process is introduced, basing on the processes of synthesizing of Phosphonic Acid Dimethyl and batch cooling crystallizer.

分别以农药原料亚磷酸二甲酯生产过程和间歇冷凝结晶生产过程为应用背景，介绍了多变量统计过程控制在连续过程和间歇过程中的应用。

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。