和协

Robust best invariant unbiased estimator, quadratical form, variance/covariance components

稳健最优不变二次无偏估计，二次型，方差和协方差分量

Say less, do more, so the family can be happy and comity !

少说多做，家庭才能和协美满！

Control can be classified into two broad categories:grogrammed I/O and coprocessor I/O.

控制方法可以分为两大类：程序控制I/O和协处理器I/O。

To some extent,expectations and covariance s can.

均值和协方差一定程度上可以描述这些随机变量的概率分布特性。

In the first place,we describe the formation for calculation of meanly minimum free energy and covariation value and how to combine them to predict the consensus secondary structure of homology RNAs.

然后讨论了具有预测伪结能力的迭代化思想，并在此基础上，提出基于平均最小自由能和协变信息预测同源RNA序列公共二级结构的迭代化方法。

The algorithm combines thermodynamic and covariation information to assign scores to all possible base pairings.

该方法在给潜在碱基对打分时综合了热力学和协变信息，通过基于最小自由能RNA折叠算法的多次迭代选出所有的碱基对。

The algorithm combines thermodynamic and covariation information to assign scores to all possible base pairings. Base pairings are then predicted with the help of the iterated RNA folding algorithm based on minimum of free energy.

该方法在给潜在碱基对打分时综合了热力学和协变信息，通过基于最小自由能RNA折叠算法的多次迭代选出所有的碱基对。

Results of both theoretical analysis and calculation examples show that these algorithms are effective, and the accuracy of algorithms relies on the expectation of nodal voltage and computation accuracy of covariances.

理论分析和算例结果表明了这些算法的有效性，算法的精确性依赖于节点电压的均值和协方差的计算精度。

The time-dependent equivalent linear system is considered and therecuraive relations for evaluating the variances and covariances ofdisplacament and velocity are obtained.

考虑了等效线性化系统的时变性；获得了位移、速度的均方和协方的递推关系，给出了一个算例，将计算结果与其它文献的结果进行了比较，证明该方法是简单、精确和有效的。

The main results achieved are:The computation of the means,variances,and covariances of logistic orderstatistics for sample sizes 〓 and some other selected values up to 100 byusing FORTRAN computer programs and showing that similar results for otherdistributions can easily be achieved with slight modification to the programs.

对〓的样本量和某些挑选的高达100的样本量，用FORTRAN计算机程序计算了Logistic的顺序量的均值、方差和协方差，得到了有关的数据文件。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。