查询词典 prism level

The pyramid model instead of local window model was used to decrease the computation time in computing local triangular prism.

利用金字塔模型替代了局部分形计算中的窗口模板，从而对局部三角棱柱面法进行了改进，减少了图像局部分形维数的运算量。

For every triangle on the mesh, a triangular prism is extruded.

Sample 对 mesh 上的每个三角形抽取一个三棱柱。

Using the triangular prism element can finished the simulation of IP\'s parameters under the undulate topography.

使用三棱柱剖分单元对大地模型进行剖分，在给出地表节点上的高程值后，可实现起伏地形条件下的激电参数的正演模拟。

He will be a very dark room clearance, only a narrow window opened to allow incoming sunlight shot through a triangular glass prism hanging body.

他将一房间关得漆黑，只在窗户上开一条窄缝，让太阳光射进来并通过一个三角形挂体的玻璃三棱镜。

Using the triangular prism element can finished the simulation of IP parameters under the undulate topography.

通过使用三棱柱剖分单元又可实现起伏地形条件下的激电参数的正演模拟。

The experiment results on remote sensing image segmentation show that the improved method effectively increases the speed of image segmentation based on the texture,and keeps the accurateness of the fractal dimension with the triangular prism method.

利用此法对遥感图像进行分割，结果表明：改进后的三角棱柱面法提高了基于遥感图像纹理特征的图像分割方法的计算速度，同时保留了三角棱柱面法对于分形维数计算的准确性。

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。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。