1)three-direction三向
英文短句/例句
1.cubical cleavage三向互相垂直的劈理
2.plain equal side outlet elbow不带边周径三向弯头
3.The Sea stood on twelve bulls, three facing north, three facing west, three facing south and three facing east.有十二只铜牛驮海，三只向北，三只向西，三只向南，三只向东。
4."It was supported on twelve oxen, three facing to the north, three to the west, three to the south, and three to the east, the water-vessel resting on top of them; their back parts were all turned to the middle of it."有十二只铜牛驮海，三只向北，三只向西，三只向南，三只向东。海在牛上，牛尾向内。
5."It was supported on twelve oxen, with their back parts turned to the middle of it, three of them facing to the north, three to the west, three to the south, and three to the east; the vessel was resting on top of them."有十二只铜牛驮海，三只向北，三只向西，三只向南，三只向东。海在牛上，牛尾都向内。
6.Let's give three cheers for the visitors.让我们向来宾三次欢呼。
7.three-component geophone array三分向地震检波器台阵
8.three-phase power directional relay三相功率方向继电器
9.plain equal side outet不带边同径二向三通
10.and take the third turning on the left.在第三个拐弯处向左拐，
11.The three boys began to scramble up.三个男孩开始向上登攀。
12.In one's quest to three-peat向三连冠的目标进发
13.side bearing arch中摇枕(三轴转向架)
14.center bearing anchor bar中摇枕拱板(三轴转向架)
15.Yes, and turn right when you get off the elevator.可以，到了三楼后向右拐。
16.Of the three people who look out of the window,三个向窗外望的人中，
17.There were three main deviations of this kind.这主要地是三个偏向。
18.finding the course made good by three bearing of single object单物标三方位求航迹向
相关短句/例句
3D five-directional三维五向
1.Experimental analysis on yarns' patterns of 3D five-directional braided composites;三维五向编织复合材料中纱线排列形态的实验分析
2.The experimental results show that the yarn's arrangements are different in the different cross-sections of 3D five-directional braided composites,and they are changing periodically.采用CCD显微摄像仪获取了树脂基三维五向编织复合材料的一系列截面图像,分析了编织复合材料内纱线的排列规律及其截面形状的变化。
3.Based on the microstructure unit cell model established by the author,a model to predict the mechanical properties of 3D five-directional braided composites is proposed by using the finite element methods.基于三维五向编织复合材料的细观结构胞元,采用细观有限元方法建立了材料宏观等效弹性性能的力学分析模型。
3)three-dimensional stress三向应力
1.Rock failure mechanism and true triaxial experimental study of specimens with single structural plane under three-dimensional stress三向应力状态下单结构面岩石试样破坏机制与真三轴试验研究
2.It is of important significance to study the ultimate bearing capacity of foundation in three-dimensional stress.研究三向应力状态下条形地基极限承载力问题具有重要的理论和实际意义。
4)three directional loads三向载荷
1.Simulation & study of three directional loads of plow bit on plow;刨煤机刨刀三向载荷的模拟分析
5)three-dimensional reorientation三维转向
6)3D 6-directional三维六向
1.The main mechanical properties of the 3D 6-directional braided composites were obtained by tensile,compressive,in-plane shear,and compressive after impact experiments.通过拉伸(含开孔拉伸)、压缩(含开孔压缩)、面内剪切及冲击后压缩实验,获得了三维六向编织复合材料的主要力学性能参数。
延伸阅读
三向量三向量trivector 数”且在某个基。=(e，，…，e。)下这三个向量是 u二艺。‘e，，v=艺。:e‘，，=艺w‘e‘， 皿.t召=】.=I那么量 }“‘。!w‘{ a，少k二!uj vJ wJ}二3!“l‘v]w‘J门(1 .j .k簇nl 】汀一”一w’}称为三向量〔u，v，wl关于基。的坐标.这个坐标关于任何一对指标是反对称的;在A的基变换时，它们和一个三次反变张量的坐标一样变换.这些坐标中，。(n一1)(n一2)/6个是本质的.如果两个三向量在A的任何基下的坐标是相等的，则称它们是相等的.相等的三向量的一个类称为一个自由三向量(丘印tri-似tor). 在A中存在标量积的情形下，向量代数的一些度量概念能够应用于三向量.三向量tu，v，wl的测度(11ras眠ofa川从戈tor)是从一个共同原点发出的形如h=xu+yv+zw(这里0簇x，夕，z延l)的向量的端点的集合所形成的平行六面体的三维体积.当dill，A=3的情形，三向量的测度等于向量u，v，w的三重标量积.两个三向量的标量积(scalar prc以uctoft认心triw以o侣)是一个数值等于它们的测度与支撑它们的平面之间夹角的余弦的乘积.标量积是其因子的坐标的一个双线性型.如果d加A“4，那么三向量〔u，v，wl可以等同于A的一个向量，称为u，v，w的向t积(WdorPredUCt). 张量分析中的三向量(颐琉犯幻r int。节or口】culus)是任意三阶反变斜对称张量(即(3，0)型张量).每个这种张量可以表示为一些张量的和，它们对应于具有不同支撑平面的三向量. 亦见双向最(hiw￡tor);外积(exteriorp仄刁uct);多向t(poly一域戈勿r);n血如巴坐标(P枷盘ercoordina-此).J’I.n.K扣”OB撰三向皿「。加日比份;，眼~P] 仿射空间A中从一个共同原点发出的三个向量u，v，w的有序族[u，v，w」.一个三向量等于零，如果定义它的向量是共面的(线性相关).一个非零的三向量决定了支撑它的三维空间.如果A具有有限维
