查询词典 prism

Experiments were performed in horizontal and vertical conduits with diameter of 50 mm respectively, adopting air and water as flow media and a triangular prism as the vortex-forming body.

以空气和水为介质，以三角柱为旋涡发生体，在内径为50mm的水平管和垂直上升管中分别进行实验，分析雷诺数和体积含气率对气液两相流涡街稳定性的影响。

Effects of artificial reefs and their compounds on flow field have been studied through wind tunnel experiments under conditions of 6 m/s, 9 m/s and 12 m/s, on such single AR models with different shapes of cube, pyramid and triangular prism.

中文摘要：针对正方体、金字塔及三棱柱人工鱼礁模型，选取3个不同工况6 m/s、9 m/s和12 m/s，通过风洞实验研究不同类型人工鱼礁单体和不同组合正方体模型的流场效应。

Research on spectrum line refractive index of triangular prism with spectrometer measuring;2. The amplitude spectrum line and the amplitude spectrum function are proposed for the airborne particle scattering light signal,and their properties are studied in probability space.

针对粒度仪标定的准确度，在概率空间基础上，提出了尘埃粒子散射光信号幅度概率谱线和散射光信号幅度概率谱函数的概念，并对谱线在概率空间下的性质进行了研究。

On the basis of summarizing current fractal dimension algorithms, the random midpoint replacement algorithm was employed to obtain interpolating point according to the fractal features of remote sensing image ,so the current widely used triangular prism method was improved.

在总结现有分形维数计算方法的基础上，根据遥感影像的分形特性，利用随机中点替代法获取插值点，从而对目前普遍使用的三棱柱面法进行了改进。

It regards the cutting track of virtual surgical knife as the cutting intersection of a polygon prism and a triangular mesh model.

该算法用凸柱体模拟虚拟手术刀对三维网格模型进行切割，根据截骨术的切口类型构造柱体，用此柱体进行切割实现骨块的分离。

On the base of other researcher, the *** from the basic equations of stable current field to derived the expressions of boundary problems under 3-D condition. Without considering the EM effect and using the generalized variation principle, we can get the corresponding variation equation. Thronging subdivide the 3-D model, interpolation, analysis, and general synthesis with the triangular prism element, we can carry out the simulation on frequency-domain IP\'s parameters under level and undulate topography.

在前人工作的基础上，在忽略电磁效应的情况下，从稳定电流场的基本方程出发，推导了三维区域满足的边值题目，用广义变分原理得到相应的变分题目，通过用三棱柱单元对大地模型进行剖分、插值、总体集成，最后解方程，得到每个节点上的复电位值，最后实现了水平和起伏地形等条件下的激电参数的数值模拟。2。

To satisfy the requirement of different users, a three-phase four-leg circuit topology inverter is investigated to balance output voltage. The transfer functions and system transfer functions matrix are deduced. Three-dimensional space voltage vector modulation strategy is analyzed. The triangular prism judgment, the tetrahedron discrimination and computational methods of space vector action time are discussed.

推导了三相四桥臂逆变器的传递函数，建立了系统传递函数矩阵；分析了三维空间电压矢量调制策略，给出了三棱柱判断、四面体的区分、各个空间矢量作用时间的计算方法，并进行了仿真和实验研究。

Base of a triangular prism, the internal with souvenir shops, fast-food restaurant, sm all movie hall, children's playground and report on weather conditions around the world, and time of a large electronic display screens and other facilities.

基座呈三角柱体，内部设有纪念品商店，快餐厅，小电影厅，儿童乐园和报告世界各地天气情况及时间的大型电子显示屏幕等设施。

Gogol, Dostoyevsky and Chekhov are the masters of describing "small potatos" Russian literature in 19th century. They constitute the triangular prism of the gloomy life of "small potatos" by their special perspectives.

果戈理、陀思妥耶夫斯基和契诃夫是19世纪俄罗斯文学中描写"小人物"的圣手；他们以独特的视角和创作，构成了"小人物"灰色人生的三棱镜。

Firsts it briefly describes the principle of gyroscope-free stapdown inertial navigation system, then a six-accelerometers configuration scheme in triangular prism shape is presented according to the characteristic of engineering appliance.

在简述无陀螺捷联惯导系统原理的基础上，针对某工程应用背景的特点，提出了一种六加速度计三棱柱安装方式，推导了它的其力学编排方程，并对提高载体角速度计算值精度的方法进行了分析。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。