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- A compact type high-order difference method based on symmetry undetermined coefficient is presented for the solution of the two dimensional Poisson equation. 利用对称性和待定系数的基本思想,提出了数值求解泊松方程的一种新的高阶紧致差分方法,构造了二维泊松方程的四阶和六阶紧致差分格式。
- two dimensional Poisson's equation 二维Poisson方程
- In this paper, the body-fitted grids of an intake manifold are generated by solution of inversely-transformed equation of Poisson, two dimension calculaton of this flow field is performed with finite volume method to solve Euler equation. 通过求解泊松逆变换方程生成进气管系分块耦合贴体网格,应用有限体积法求解欧拉方程对进气管系进行了二维流场计算。
- CT pictures have gotton multiplanar reconstruction from two dimension to three dimension for jaw bone operation in preoperation design. CT图像在颌骨手术中的应用已从单纯的提供术前设计的颌骨二维图像信息,发展到显示术区三维空间结构并获得多平面重组图像。
- Having only two dimensions, especially length and width. 二维的只有二维的，尤指长度和宽度
- Fact table has four columns, and has relationships to two dimension tables, as shown in the following table. 事实数据表有四列,并且与两个维度表有关系,如下表所示。
- The plane is two dimensional in points. 平面在点几何中是二维的。
- The way of using finite difference method to solve the dynamic response factors of a two dimension prob lem is shown. 同时还介绍了用有限差分法计算二维问题的响应系数的方法。
- Quadratic approximations in two dimensions. 二维中的二次逼近法。
- Two dimension compositor was made in rice varieties for Pn and RSP,and this coordinate was divided into 4 quadrants. 对供试水稻种质资源光合速率及光合功能期进行二维排序并将坐标分成4个象限。
- To reduce cost of the two dimension position system,a method using linear array charge coupled device(CCD)was proposed. 为了降低二维位置定位系统的成本;提出了一种基于线阵列电荷耦合器件(CCD)的测量方法.
- Color is an important and charming artistic language in painting, by which a colorful and unique tableau effect can be created in two dimension. 色彩在绘画中是十分重要而富有魅力的艺术语言,借助它可以在一个二度空间创造出丰富而独特的画面效果。
- Data correlation coefficients were calculated and switch regions were analyzed by using two dimension discrete cosine transform (DCT) in ray-space data compression. 在光线空间的数据压缩中，计算了数据的相关系数，采用二维离散余弦变换(DCT)进行了变换域分析。
- Such ornamental work represented two dimensionally by chiaroscuro. 细工饰品通过明暗对比表现出两维性此种装饰品
- Study on two-dimensional POISSON design of large-scale FFAG magnet 大型FFAG磁铁的2维POISSON设计
- A two dimension incompressive MHD simulation is carried out to study the nonlinear waves caused by Kelvin-Helmholtz instability. 本文用MHD二维不可压模式;对Kelvin-Helmholtz不稳定性激发的非线性波动进行数值模拟.
- Methods Tumors in the cervicofaci al soft tissues were examined and analyzed by two dimension ultrasound and colo ur doppler blood flow imaging(CDFI). 方法 在二维超声、彩色多普勒血流显像(CDFI)两方面对面颈部软组织肿瘤进行检查、分析。
- A wavelet multiscale inversion (WMI) method using the orthogonal wavelet transform is applied to inverse two dimension seismic waveform. 多尺度反演具有对初始模型依赖性低、收敛速度快、反演结果稳定等优点,是一种很有希望的反演方法。
- The system comprises low frequency-difference two-frequency laser interferometer measuration module,micro-detection device and two dimension platform. 系统由低频差双频激光干涉度量模块和微探头及二维工作台两部分组成。
- With the development of tourism,the built environment of ancient town possesses dual nature and presents two dimension evolvement character. 旅游活动的开展使古镇建成环境具有二重性,并相应呈现出二维演化特征。
