和协

For TSFEM, the formulas of the mean value and the variance of water head at each node are derived directly with Taylor series expansions.

由此可计算出每个节点水头的均值、方差和协方差，这样就获得模型结果的不确定性。

On the basis of the investigation of the system's features, the system's essential characteristics are brought forward. Networked, integrative, distributable and cooperative are all included in the characteristics.

在研究了网络化制造环境下装配CAPP特点的基础上，提出了系统的基本特性，即网络化、集成化、分布化和协同化，由此而建立了系统的体系结构。

Mahalanobis distance as one of the generalized square distance and an integrated guide line to describing multi-structure,can be more widely used in anomaly evaluation than the simple method which based on simple normal distribution.

建立在多元正态分布理论基础上的马氏距离，考虑了均值、方差和协方差三个参数，在异常评价中具有基于一元正态分布理论的单指标异常评价方法不可比拟的优点。

It is shown that how through the Kronecker product the model-calibration approach can be used to estimate bilinear parameters, in particular, to estimate variances and covariances.

通过Kronecker积，可把模型校正方法用于估计双线性参数，特别地，去估计方差和协方差。

In this paper, a new model adaptation using vector Taylor series is presented, which adapts the mean vector and covariance matrix of hidden Markov model.

该文将矢量泰勒级数用于模型自适应，同时对HMM模型的均值向量和协方差矩阵进行变换，使其与实际环境相匹配。

UCard system consists of tow subsystems, master processor system and coprocessor system.

优卡系统由主处理器系统和协处理器系统两大部分组成。

In the process of issuing a card, UCard receives commands from the terminal and finishes some inner operations. At the same time, the states of the master processor system and the coprocessor system change continuously.

在发卡过程中，优卡接收来自终端的命令并完成相关的内部操作，相应地，主处理器系统和协处理器系统的状态发生相应的改变，据此建立了二者的状态机模型，给出了状态转换图。

In the process of issuing a card, UCard receives commands from the terminal and finishes some inner operations. At the same time, the states of the master processor system and the coprocessor system change continuously. So we get FSM models for the two subsystems and the state transition diagrams are made. The process of using goes through three steps.

在发卡过程中，优卡接收来自终端的命令并完成相关的内部操作，相应地，主处理器系统和协处理器系统的状态发生相应的改变，据此建立了二者的状态机模型，给出了状态转换图。

Based on the model of stiffened plates with concentrated added mass, a study of the stochastic vibration was carried out, and system's mean value, mean square value, cross-correlation function, cross-spectral density function were calculated.

从带有附加集中质量加肋板的力学简化模型出发，推导给出了该模型的随机功率谱密度，并分析了系统随机振动响应的其他统计数字特征：均值、均方值、互相关函数和协功率谱密度。

The commons among those methods is that all of them calculate the mean vector and the covariance matrix of sample then calculate other variables by using them.

这些方法有个共同的地方就是都会计算样本的均值向量和协方差矩阵，并在这两者的基础上计算其他统计量。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。