查询词典 density matrix

One of the issue that has been brought up is that the high energy kink could be nothing more than an artifact of the photoemission matrix element and thus, has nothing to do with superconductivity.

其中一个问题，已经提出的是，高能源扭结可能只不过是伪的光电发射矩阵元，因此，没有任何关系超导。

This photomicrograph shows abundant Schwann cells in a myxoid matrix.

显微照片可见在喹碘方基质上有大量的雪旺氏细胞。

In order to overcome the shortcomings of acellular dermal matrix used as tissue engineering scaffold material, such as bad permeability, low degradation speed, and strong immunogenicity, a new type of collagen scaffold was prepared by applying various chemical, biological and physical comprehensive methods to deal with pigskin. The microstructure of the scaffold was observed under photomicroscope and scanning electron microscopy, and the in vitro degradation time, permeability, tensile-strength, porosity, shrinkage temperature were tested.

为了克服猪脱细胞真皮基质作为组织工程支架材料渗透性差、降解速度过慢、免疫原性较强等缺点，采用多种化学、生物与物理综合方法处理猪皮制备了一种新型天然胶原支架材料，通过光学显微镜、扫描电镜观察以及体外降解时间、透水汽性、拉伸强度、孔隙率、收缩温度等的测定，对其性能进行了研究。

Second-generation phototypesetter: A computer aided phototypesetting system using flash tube as the light source and a rotating film matrix for exposing the film or paper.

第二代照排机：电脑辅助的照相排字系统。它用闪光管作光源，把旋转中的菲林字母板上的字体影排队于菲林或相纸上。

The breed of gilt-edged wind pear basically is to use cuttage method; It has stronger cent to give birth to ability, after be being spent every year, chairman of phyllome radical department gives new shoot, in those days autumn can cut next enter growing in pearlite and vermiculite compound matrix, wait for rooted hind go up again basin conserve.

金边风梨的繁殖主要是采用扦插法；它有较强的分生能力，每年花后，叶丛基部会长出新芽，当年秋季就可切下栽入珍珠岩和蛭石混合的基质中，待生根后再上盆养护。

Secondly, based on the piecewise continuous Lyapunov function andconstant Lyapunov function, the problems of robust guaranteed cost control forparametric uncertain sampled-data control systems are investigated by using the jumpsystem model and linear matrix inequality technique.

然后，针对参数不确定采样系统的鲁棒保性能控制问题，利用跳变模型和线性矩阵不等式技术，分别基于分段连续Lyapunov函数方法和定常Lyapunov函数方法研究了采样系统的鲁棒保性能控制器综合问题。

The role of the reclaimed rubber: smoke sticky pine tar containing other renewable agent, during which small molecules can penetrate into uniform knot so that sulfur containing rubber between macromolecules to swelling, reticular structure of relaxation, an increase of molecular the distance between chain and oxygen penetration, the other can also serve as free radical acceptor, has inhibited the role of gelation, but also contribute to activating agent to the rubber matrix to speed up the regeneration process of proliferation and can enhance regeneration and plasticity of sticky glue and less polluting, process performance.

对再生胶的作用：粘稠的松焦油吸含其他的再生剂，其间的小分子能均匀渗透到含有结使硫的橡胶的大分子中间，使其溶胀，网状结构松驰，增加了分子链间的距离及氧的渗透，另外还可作为游离基的接受体，有抑制凝胶化的作用，还有助于活化剂向橡胶基质扩散加快再生过程，并能提高再生胶的粘性和可塑性，且污染较小，工艺性能好。

Objective To observe the effects of piperazine ferulate on synthesis of extracellular matrix and expression of connective tissue growth factor in transforming growth factor-betal (TGF-β1) induced rat glomerular mesangial cells, and to investigate its mechanism on the prevention of glomerulosclerosis.

目的 探讨阿魏酸哌嗪对转化生长因子－β1(TGF-β1)诱导下肾小球系膜细胞结缔组织生长因子及细胞外基质成分表达的影响及其意义。

Extracellular matrix plays a very important role in the course of interaction between pistil and pollen, especially in recognition and guidance of pollen tube.

雌蕊胞外基质对雌蕊与花粉的识别以及花粉管的定向生长有着重要的作用，是近年来植物生殖生物学的研究热点之一。

The strring-cast process is the only one that is suitable for large scale industrial production among all processes of fabricating particulate reinforced magnesium matrix composites by reason of its pithiness and cheapness.

镁基复合材料具有高的比强度、比刚度，较好的耐磨性、耐高温及减震性能，在航空、航天特别是汽车工业中具有潜在的应用前景。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。