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Examples illustrate that some special properties of the diagonally dominant matrix with chain of non-zero elements probably doesn't come into existence for quasi diagonally dominant matrix with chain of non-zero elements.

譬如目前关于拟对角占优矩阵的判定定理就有数十条之多[6-7],至今仍有许多相关结论发表,其中杨志明[1]给出了拟具非零元素链对角占优矩阵的定义,并就这类矩阵的特征值的分布情况进行了讨论。

In your dialog class if you don't already have one, and add the following code

在您的对话框类如果你不已经有一个,并添加下面的代码

Benzoxazine compounds are one kind of highly active protoporhyrinogen oxidase inhibitors. These compounds can effectively control both monocotyledon weeds and dicotyledon weeds at lower dosage. The action mechanism is similar to p-nitro-o-substituted diphenylethers. They can result weeds albinism and decolorization, which are very important albinism herbicide.

苯并噁嗪类化合物是一类高活性的原卟啉原氧化酶抑制剂,低剂量可有效地防除禾本科与阔叶杂草,其作用机理和对硝基邻位取代的二苯醚类似,它们造成白化或脱色,是白化除草剂中较重要的种类,其活性远超过二苯醚除草剂,是目前化学农药研究领域的热点。

The thylakoid of chloroplast was lost, the chloroplast was shrinked and composed into several discontinuous parts, which suggest that the function of chloroplast was destroyed;(2) the cell wall was thickened clearly, plasmolysis was found in most of Platymanas subcordiformis cells;(3) the number of mitochondria increased, some cristae of mitochondria were dissolved;(4) the number of vacuolar increased and the size of vacuolar was not uniform, the shape was deformed;(5) the nucleus was deformed and part of the nucleus membrane was dissolved;(6) Golgi dicytosomes accompanied with a loose arrangement of cisternae and the peripheral tips of the dictyosome cisternae are not especially swollen.

叶绿体内的类囊体缺失,叶绿体皱缩,叶绿体被分离成几个不连续的部分,说明叶绿体功能被破坏;(2)细胞壁明显增厚,细胞壁与细胞膜存在质壁分离现象;(3)线粒体数目增多,部分内嵴遭破坏;(4)液泡数目增多,大小不等,形状不规则;(5)细胞核变形,核膜部分解体;(6)UV-B处理的高尔基体有一个排列松弛的潴泡,潴泡的外围顶端并没有特别膨大。

The performances of the engine are analyzed and compared with those of the original diesel engine.

同时测量与分析了发动机燃用醇类燃料时的性能,并与原柴油机的性能作了比较。

Sales, in turn, is related to advertising expenditures via a differential or difference equation termed a state equation.I...

本文仅介绍其中两类最重要的广告动态最优控制模型,并在此基础上对所介绍的模型进行评析,同时指出进一步研究的方向。

From the fundamental theory of the teleportation, an arbitrary two-partite state can be teleported via a quantum channel of common eigenstates of number sum operator and phase difference operator.

本文从基本的隐形传态理论出发,用粒子数和算符以及相位差算符,并通过这两类算符的共同本征态作量子通道实现了任意两粒子态的隐形传态。

As a re-sult, a wide classes of partial differential equations of this form which admit potential symmetries are obtained by systematic classifica-tion methods.

我们通过系统的分类方法得到了一大类允许势对称的这种形式的方程组,并给出了它们的对称群。

Based on internal variable theory and damage theory, a damage-rheologic constitutive equation for one dimensional problem was then developed, and it was extended to three dimensional problem.

根据对试验结果的进一步分析,在总结前人工作的基础上,提出了岩石类材料的损伤演化的概率——遗传模型,建立了材料的一维流变损伤本构方程,并将其推广至三维问题。

A fuzzy predictive control method based on improved T-S fuzzy modeling method thus is acquired. A series of predictive model is obtained by improved T-S fuzzy modeling method. The model includes input and output data before current time and future input value. This method does not need to solve Diophantine equation and nonlinear programming.

并在此基础上给出了一种基于改进递阶聚类模糊T-S模型建模方法的模糊预测控制算法,根据预测控制中的预测步长,建立多个包括当前时刻以前的输入输出数据、未来时刻的输入量的模糊预测模型,可以在不求解Diophantine方程的情况下通过最优化性能指标得到预测控制律。

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推荐网络例句

I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。