查询词典 finite dimensional operator

Two-dimensional finite difference time domain simulation results show that, in a wide angle range (about 20 degrees), in a normalized circular frequency range of , the transmission intensity can reach over 98% for both TE and TM polarization.

二维有限时域差分模拟结果显示，在较宽的角度范围内（约20度），约化圆频率处在范围内，分束器对TE和TM偏振光的透射强度都能达到95%以上。

In infinite dimensional RDS, different to finite case, the cocycle can be usually considered only in the positive half-time line.

无穷维的随机动力系(来源：ABd454C论文网www.abclunwen.com)统和有限维的相比，其中的cocycle往往只能定义在正半时间轴上，为此我们首先对无穷维半动力系统进行了负向延拓，使得在负半时间轴上也有定义。

Using derivations and skewderivations,we get the dimension of the second cohomology groups of finite-dimensional Lie superalgebras of Cartan type with a non-degenerate associativeform.

利用导子与斜导子，我们又给出了具有非退化结合型的有限维Cartan型李超代数的第二上同调群〓的维数。

After the biomechanical finite element analysis for the three-dimensional reconstruction model, we find the structure of the deformed nose showes the following characteristics: 1, Nasal septum, nasal columella, lateral feet of nasal alar, lateral nasal dorsum are stress concentrated regions, that is the key mechanical positions of deformed nose; 2, Under the static state, nasal deformation has a very small value of stress distribution, under displacement load status, the deformed nasal has a large value of the stress distribution; 3, Ipsilateral nasal columella are the the key mechanical parts of deformed nasal rectify. And lateral nasal alar is also the most stress concentrated areas.

对于重建后的单侧唇裂鼻畸形鼻部模型进行有限元生物力学研究，发现畸形鼻的力学结构呈现以下特点：1、鼻中隔、鼻小柱、鼻翼外侧脚、鼻背外侧是单侧唇裂鼻畸形应力分布的集中部位，也就是畸形鼻部的力学关键部位；2、在静态状态下，畸形鼻部拥有的应力分布值很小，在位移载荷状态下，形变后的畸形鼻部拥有的较大的应力分布值；3、单侧唇裂鼻畸形整复中，鼻小柱患侧部是畸形整复的力学关键部位，其次就是患侧鼻翼部。

It suggested that under static status, the nasal septum, nasal columella and the lateral feet of nasal alar were the most concentrated areas of stress distribution. They are key mechanical parts of deformed nasal.3.2 Nasal displacement load analysis of patients with unilateral cleft lip and nasal alar collapse Deformed nasal displacement load three-dimensional finite element analysis showed that if the ipsilateral and contralateral nasal parts obtain similar geometry, the positions around nasal columella in ipsilateral nostril were the most stress concentrated region, next parts were the nasal septum and the lateral nasal alar.

提示静态状态下，鼻中隔、鼻小柱和两侧鼻翼外侧角是应力分布最集中部位，也是畸形鼻部的关键力学部位。3.2单侧唇裂鼻翼塌陷畸形患者的鼻部位移载荷形变后力学分析单侧唇裂鼻畸形患者的位移载荷三维有限元分析表明，畸形鼻部的患侧要获得和健侧近似的几何形态，其患侧鼻孔近鼻小柱周围应力分布最为集中，其次为鼻中隔和患侧鼻翼外方。

Under the constraints between potentials and eigenfunctions, the Lax systems are nonlinearized to be finite dimensional completely integrable systems in Liouville sense.

在位势与特征函数之间的约束条件下，Lax系统被非线性化成为有限维Liouville完全可积系统。

We have developed a finite element algorithm for computing the complex resistivity response of general two-dimensional models in the paper.

本文采用基于三角单元剖分的有限单元法进行了复电阻率二维数值模拟研究。

Based on the governing differential equations of the transient problem of temperature fields with phase change, the two-dimensional finite element formula of computing temperature fields around a buried pipeline in permafrost regions are achieved by using Galerkin's method.

根据相变瞬态温度场的控制微分方程，应用Galerkin法推导出计算温度场的二维有限元公式，对中国东北多年冻土区运行30年的加热输油管道土壤温度场进行了计算分析和比较。

Combined with divergence condition, the finite element equation of three-dimensional magnetotelluric forward modeling is derived.

结合散度条件，采用广义变分原理推导出三维大地电磁测深的有限元方程。

Based on finite deformation theory of continuum mechanics, a strict form of continuity condition for one-dimensional large-strain consolidation problems is proposed in terms of Eulerian description.

基于连续介质力学有限变形理论，提出了欧拉描述情况下，一维大变形固结连续性条件的严格表述形式。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。