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Varying laws of the maximum values of the first principal stress and the stress concentration factors within the scope of elasticity are obtained. Relevant formulas involved in the ASME norm are verified. 从中了解到了最大第一主应力的变化规律 ,得出在弹性范围内的应力集中系数 ,并且得到ASME规范中的算式较好的验证
first principal stress ( S 1 ) 第一主应力（S1）
first principal stress 第一主应力
Plotting the first principal component against the second for all genotypes and environments results in a GGE biplot. 按照第一和第二主成分值将各品种和各地点放到一个平面图上即形成GGE叠图。
Rev.Barclay received his D.D. degree, and as Doctor Barclay was the college's first principal. 提到巴克礼博士，也就是台南神学院的第一任院长，我们实在是满心的感谢主。
The failure criterions of principal stress, octahedral stress and strain space are established. 建立了主应力、大连理工人学博士学位论文一八面体应力和应变空间的混凝土破坏准则。
The main direction of the current maximum horizontal principal stress is NE-SW and NEE-SWW. 裂缝主要发育在东西两侧靠近断层、近源的构造陡坡上;
The first principal normal stresses can lead to grinding crack which generates behind the abrasive grain in the plane perpendicular to grain motion. 在磨粒后方，受第一主应力的作用，产生垂直磨削方向的磨削裂纹。
Rock rupture caused by decreasing the minimum principal stress was studied with Mogi's general triaxial test machine. 过去曾用常规的三轴试验机研究过减小围压引起的岩石破坏。这种实验的局限性在于中等主应力和最小主应力始终保持相等。
Graduation picture time. The grownup is Chen Chin-liang. the school's sixth principal and its first principal after the war. 排排坐，照毕业照。图中唯一的大人是东园国小第六届校长陈清谅，他也是台湾光复后，该校的第一任校长。
The calculation principle of earth pressure using principal stress arching is proposed. 给出了用主应力拱应力分析计算土压力的基本原理。
The inherent anisotropy of sands was investigated firstly through the shear tests with fixed principal stress axes. 通过应力主轴固定单调剪切试验分析了所制作砂样的初始各向异性特性。
The orientation of the principal stresses relative to the directions of the polarizer and first quarter-wave plate is of course immaterial. 主应力相对于起偏镜和第一个四分之波片方向的方位，当然是无关紧要的。
The stress path that prevails in a pavement under wheel loading includes stress reversal causing rotation of the principal stress direction. 在车轮的荷载作用下，整个路面的应力过程包括导致主应力方向发生旋转的应力反向。
On FEM simulating its stress and displacement characteristics, the contour of maximum and minimum principal stress have been drawn. 分析结果表明，长白山天池地区高陡斜坡整体稳定性较好，不会发生大规模崩塌。
The revised model reflectes upon the middle principal stress and preserves the form of Duncan Modol, but it widens the application ges of Duncan Model. 修正模型考虑了中主应力的影响,既在形式上保持了邓肯模型简单、实用的特点,又在应用上拓宽了邓肯模型的应用范围。
Netty thermal fatigue crack will occurs when two principal stress and two principal plastic strains are approximately equal to each other. 两个主应力的值和两个主塑性应变值相近时出现网状龟裂。
For instance, both vortices, representing the ejection and sweep events respectively, are rotating towards the first principal direction of the strain rate tensor, and strengthened by stretching ete. 例如发现两种渴都向基本流的第一主变形率方向偏转，不断受到拉伸而增强等等。
Plane strain state is familiar in geotechnical engineering,and estimating the principal stress in the plane strain state is very complicated. 土的平面应变是岩土工程中常见的状态,其中零应变方向的主应力是十分复杂的。
To answer this question, we need to plot trajectories of principal stresses. 为了回答这个问题，我们尚须画出主应力迹线图。