子单元

In order to expand half space Green's functions with addition theorem, a high order approximation method is proposed for evaluation of reflection term of half-space Green's functions with far interactions.

采用高阶拟合方法将远区相互作用单元的半空间空域格林函数用级数表示，对高阶拟合项作加法定理展开，进而应用多层快速多极子算法。

And the width with unoccupied place belt of crystal of phonon of this kind of form following branch and central frequency can follow phonon crystal sheet of appearance of geometry of unit of the construction inside afterbirth change and change.

而且这种准分形声子晶体带隙的宽度及中心频率会随声子晶体单胞内结构单元几何外形的改变而改变。

In discrete operator difference method, the displacements of the elements can be reproduced exactly in the discrete forms whether the displacements are conforming or not.

在离散算子差分方法中，无论单元位移函数是否协调，其位移函数均能在离散格式中得到十分好再现，说明了离散算子差分方法的离散格式是一种性能很优良的离散格式。

It proposes an improved Dynamic Frequency Selection scheme, in which traffic allocation unit and scheduling information delivery are selected by subchannel domain, modulation and coding domain, subcarrier domain.

提出了一种优化的动态频率选择方案，该方案是对资源分配单元和调度信息传递在子信道域、调制编码域和子载波域的三维选择。

By perceiving the facts that average damages do not change the loading paths of a structure and that local damages will not increase component stiffness, the author presents the damage identification algorithms termed as Iterative Matrix Optimal updating and Constrained Submatrix Factor Adjustment .

根据一般损伤不引起荷载路径改变、局部损伤不会导致单元刚度增加等损伤问题的特点，提出损伤识别的"矩阵迭代优化修正法"和"带约束的子矩阵系数修正法"；并将子矩阵系数修正法推广为联合运用动力与静力测量值的损伤识别算法。

Also present in sugar beet extract are a trisaccharide, raffinose, which has a D-galactopyranosyl unit attached to sucrose , and a tetrasacchtride, stachyose, which contains another D-galactosyl unit.

制糖甜菜的提取液中还存在一种三糖，即棉子糖，它有一个D-吡喃半乳糖单元与蔗糖相连接；另外还存在一种四糖，即水苏糖，它含有另一个D一半乳糖单元。

A new lower-resolution subzonal wave-front corrector can be approximated by subdividing the wave-front corrector′s aperture into multiple subzones, all actuators associated with each subzone being treated as a whole controlling element.

将波前校正器光学孔径分成多块子区域，每块子区域对应着的所有驱动器作为一个整体控制单元，从形式上可以得到一个空间分辨率较低的分区域波前校正器。

And the two operators such as prefixing and parallel composition over the set of open bundles are defined.

定义开丛为串空间图的构造单元，并在开丛集上定义前缀算子和组合算子。

The band-width and the amplitude of the tillings are much different so that the coefficient can not represent the strength of signal components in different tillings exactly.

每个时频原子所代表的频带宽度不同，频带的响应增益也存在显著差异，使得子波或子波包分解系数难以准确反映该时频单元内信号分量强度。

The recent achievements for illite fundamental particle including the formation mechanisms, the shape variations in the formation process, and the diagenetic stages division were also summarized in the paper.

还对伊利石单元粒子的生长机理及形成过程中的形态变化、利用伊利石单元拉子的厚度划分成岩作用阶段等方面的研究成果进行了综述。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。