用离散的位置基矢作为连续位置基矢的近似，构建分立位置表象。
By using the discrete position base-vectors approximating for the continuous position base-vector, the discrete position presentation is constructed.
通过计算环的最大坐标值点处相邻两条边的切矢的叉积来判断环的方向。
The loop direction is judged through the vector product of the adjacent two edges on the vertex with maximum coordinate value.
将扫描体与复杂曲面法矢的求交问题，转化为三角网格与有向线段之间的求交计算。
The intersection of sweep volume with complicated surface normal is transformed into computation of intersection between triangular mesh and directed line segment.
基于BBGKY方程，采用二阶扰动理论探索了可观物理量与扰动波矢的相互关系。
The relationship between physically observable quantities and perturbed wave vector is explored on the basis of BBGKY hierarchy equations and the second order perturbation theory.
在液晶连续体弹性形变理论的基础上，提出差分迭代方法求解液晶指向矢的空间分布。
Basing on the continuum theory of liquid crystal, a new finite-difference iterative method is proposed to calculate the distribution of liquid crystal directors under an applied voltage.
“也许生命需要熵值上升的这些地方，因为我们需要时光之矢存在，”加州大学戴维斯分校的阿尔·布雷特说。
"Perhaps life clings to these patches where entropy is going up, since we need the arrow of time to exist," UC Davis's Albrecht said.
用散射、叠加方法推导出两层大地的并矢格林函数。
The dyadic Green's functions of two-layered earth are derived by the method of scattered superposition.
腰椎间关节的方位自上而下，由近矢状位逐渐过渡为近冠状位；
The orientation of the lumbar zygapophyseal joints changed gradually from about sagittal plane in upper segment to about coronal in lower.
推导出了用多极场空间谐波函数表示的磁矢位的通项表达式。
General expressions of the magnetic vector potential for multipole fields are derived.
采用柱对称性和叠加原理讨论了均匀载流圆环、圆筒、圆盘的矢势问题。
Vector potentials produced by uniform electric current in the shape ring, cylinder and disc are discussed.
以不同的波矢对谱函数给出不同的激发态模式。
Different excited state model of the spectral functions are given for different wave vectors.
得到的电型并矢格林函数表达式由包括九个并矢分量的本征模展开式和一个奇异项组成。
It is shown that the expression of electric-type dyadic Green's function is the sum of an eigen-mode expansion containing nine dyadic components and a singular term.
应用磁场矢势的概念讨论了充电圆形平行板电容器中的位移电流所产生的磁场分布。
The magnetic field distribution produced by displacement current in charging circular parallel plate condenser is discussed by using the concept of magnetic potential.
工程实践应用表明：短时矢谱分析对于旋转机械故障诊断是一种新的、较为实用的信息融合方法。
Engineering practice indicates that the Short Time Vector-Spectrum is a new and usable method for rotary machinery fault diagnosis.
通过计算液晶盒中的瞬时指向矢分布，得到光透过率随时间变化与扭曲角之间的关系。
The relation of the transient transmittance and the twist Angle is obtained by calculating the instantaneous distribution of the director in this mode.
结果：所记录的矢状面活动角度范围较大。
Results. A wide range of sagittal angular motion was recorded.
本文讨论了这类非互易旋光张量下的波矢面及简正模的基本形式。
This paper discussed the basic form of the wave-vector surface and normal mode of nonreciprocal gyrotropic dielectric tensor.
本文运用电磁场的梯度矢势分析了一般情况下傍轴光束的衍射传输问题。
In this paper the transmission of paraxial light beams was analyzed based on the gradient vector potential of electromagnetic field.
图3股骨远端早期骨髓炎的矢状面MRI显示股骨远端干骺端的信号增强，伴有继发的一个骨膜下小脓肿。
Figure 3 Sagittal MRI of early - stage osteomyelitis of the distal femur demonstrates increased signal intensity within the distal femoral metaphysis with a small subperiosteal abscess posteriorly.
然而，矢状序列的运动学改变与退变之间的关系尚未明确。
However, the relationship of altered alignment on kinematics and degeneration has not been evaluated.
本文提出了一种基于矢积的远程口令鉴别方案。
A remote password authentication scheme based on cross product is proposed in this paper.
分析了预应力和矢跨比的影响。
The influences of prestress and rise-span ratio are analyzed.
文中给出了加载的谐振腔的并矢格林函数就是其中的一例。
The dyadic Green's function for a dielectric loaded cavity is one of the given examples.
用这种方法详细推导了均匀各向同性介质波导中的并矢格林函数。
With this method, we studied the dyadic Green functions of waveguides in isotropic media in detail.
目的：提供国人髌骨和髌软骨的矢状断层解剖资料。
Objective: to provide the anatomical data of sagittal sections for Chinese patella and patellar cartilage.
目的：提供国人髌骨和髌软骨的矢状断层解剖资料。
Objective: to provide the anatomical data of sagittal sections for Chinese patella and patellar cartilage.
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