主方向与两段叙述完全吻合。
The cardinal directions matched exactly in the two tellings.
事实上，他所指的是一个恰好在他身后的主方向而已。
In fact, he is pointing at a cardinal direction that happens to be behind his back.
提出了基于主方向高斯映射的概念和定义。
The conception of principal direction Gaussian image (PDGI) is created.
和两个不同的主胁变相对应的主方向是互相正交的。
The principal directions corresponding to two distinct principal strains are orthogonal .
并对现行材料力学教材中求主方向角的方法进行了讨论。
Besides, it discusses the other methods in the current teaching materials of mechanics.
大讲堂垂直于大楼的主方向，获取来自庭院的自然光线。
The large lecture halls areperpendicular to the main direction of the building, and get their natural light from the courtyard.
有限次迭代后，迭代点进入可行集且主方向是一可行下降方向。
After finite iterations, the iteration point gets into the feasible set and the master direction is a feasible direction of descent.
在斜轴测的图解法中，用仿射变换作椭圆的主方向和主半径大小。
In the graphical method of the oblique axonometry, the affine transformation is taken as the ellipse's principal direction and the size of the principal radius.
裂缝没有明显主方向，且见水井没有明显的方向性，油田调整难度大。
Because of uncertain principle direction of these fractures and furthermore so do the watered-out oil Wells, so the adjustment is rather difficult.
这些操作典型地需要检查线性八元树中诸八分体在三个主方向上的面邻接对。
These operations typically require the inspection of surface adjacency pairs of octants in three principal directions.
该算法对旋转面主方向映射到高斯球面，生成主方向高斯图像（PDGI）。
Principal directions of a rotational surface were mapped to Gaussian sphere in the algorithm, and principal direction Gaussian image(PDGI) was generated.
实验证明，该抛泥区所抛疏浚泥沙的运移扩散主方向恰是九洲港航道所在的方向。
Experimentations showed that the main direction of the transport dispersion of the disposed dredged sediment is just right in ship channel direction of Jiuzhou port.
我们可以画一簇曲线，这簇曲线处处都有一个主方向作为切线，这些曲线叫做应力轨线。
We may draw curves which have everywhere one of these directions for a tangent, these curves are called stress trajectory.
该文给出了基于主方向的平滑算法，并结合平均曲率流算法和法向滤波算法进行了改进。
The paper presents a smoothing algorithm based on the main direction combined with the mean curvature flow and the normal filter method.
从理论上说明塑性应变增量的方向不仅与应力的主方向有关，还与应力增量的方向有关。
The theoretical result shows that the direction of plastic strain increment is determined by the direction of principal stress and stress increment.
结果表明，水平井的控制储量和产能由水平井方位、各向异性渗透率主值及主方向共同决定。
The controlled reserves and productivity of a horizontal well were determined by the wellbore direction, the principal values of main direction and permeability of the anisotropic reservoir.
本文主要提出了基于主方向的平滑算法，并结合平均曲率流算法和法向滤波算法进行了改进。
We present a smoothing algorithm based on the main direction combined with mean curvature flow and normal filter method.
在应力偏张量主值三角函数解的基础上，推导了应力空间内主应力和主方向的通用解析解公式。
Based on the stress partial tensor's trigonometric function answer, the main stress and main direction are established in parsed currency formula, and some special answers and examples are discussed.
不同波场类型的风浪方向谱各组成波的谱密度极值方向不同，表明不同频率的组成波有不同的主方向。
The extremal spectrum density directions of components of wind wave spectrum types are different. This indicates that wave components of different frequencies have different principal directions.
在每次迭代中，主方向是通过求解一个总有解的寻找方向子问题产生，而辅助方向是由一显式公式计算产生。
At each iteration, a master direction is obtained by solving one direction finding subproblem which always possesses a solution, and an auxiliary direction is yielded by an explicit formula.
本文提出了一种对畸变字符图像快速变形校正的算法，它主要是通过对字符主方向的搜索来求取倾斜图像的有关参数。
The paper presents an algorithm for skew remedy based on searching the main direction to acquire the parameters of the skew image.
构建了一种新的局部梯度方向直方图，同时定义了特征点的主方向，从而提出了一种具有旋转不变性的图像配准算法。
A novel gradient orientation histogram was built using a Gaussian-weighted circular window and a major orientation to each feature point was assigned based on local image properties.
不同荷载作用对孔边应力集中系数的影响进行探讨，并就两个主方向的杨氏模量的变化对孔边应力的影响进行仿真分析。
The influence on hole-edge stress concentration factors of different loads is explored. And simulation analysis is made on the influence of Young's modules in the two...
利用高温云纹干涉法对航空发动机叶片定向结晶材料的高温蠕变进行了测试，获得该材料不同主方向的高温蠕变性质和规律。
The high temperature creep deformation of certain material used in aerial engines lamina was detected by means of high temperature moire interferometry in this paper.
基于对称和反对称问题中应力和位移分量满足的必要条件，分析了主方向上应力状态的对称和反对称特点，并用算例加以验证。
Based on the necessary conditions satisfied by stress and displacement, we analyzed symmetry and antisymmetry under the principal stress state using a computational example.
设想说GuguuYimithirr语的人如何对在其心中任何图像以及图形记忆片断以纵横交错的主方向方式进行记忆，并不是一件容易的事。
It is not easy for us to conceive how Guugu Yimithirr speakers experience the world, with a crisscrossing of cardinal directions imposed on any mental picture and any piece of graphic memory.
在结构试验中采集得到的成百上千个任意角度应变花的读数，可用本文编写的计算机程序确定其主应变及主方向，从而替代了科研人员大量的手工计算。
A great quantity of any Angle strain rosette readings was gathered in structural test, the principal strain and the principal direction were calculated by computer program written in this paper.
放射性微粒形成之后，可以飘到很远的地方，具体多远就看主风的速度和方向。
Radiation-emitting particles can then travel afar, depending on the speed and direction of the prevailing wind.
本区域的北部(见主图像右侧)有呈西北-东南方向的线状地物。
The northern part of the region (to the right of the main image) displays linear features with a preferential northwest-southeast orientation.
本区域的北部(见主图像右侧)有呈西北-东南方向的线状地物。
The northern part of the region (to the right of the main image) displays linear features with a preferential northwest-southeast orientation.
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