查询词典 tracing point

Ray tracing theory is used to obtain phase and universal polynomial function of grating, and the coefficient of the polynomial function is optimized by genetic algorithm. Several grating splitters with ratio 1:2×2, 1:3×3, 1:4×4 and diffraction efficiency 81.83%, 81.11% and 74.01% respectively are designed based on the method.

该方法根据光线追迹原理设计获得光栅相位和面形多项式函数通式，采用遗传算法优化面形多项式函数系数，分别设计了分束比为1：2×2、1：3×3、1：4×4的光栅分束器件；其衍射效率分别为81.83%、81.11%和74.01%；三个器件的光强均匀性分别达到0.02394、0.1838和0.1912，并用Matlab进行了仿真。

In tracing the friendship of two religious adolescent boys influenced by their fathers, Potok offers insight into the challenges of faith facing the American Jewish community in the wake of the Holocaust.

在追踪的友谊两个宗教少男他们的父亲的影响，提供了深入了解Potok的挑战的信念面临美国犹太人社会中出现的大屠杀。

But shall we deem anything to be noble and praiseworthy, without tracing it to the hand of God?

我们岂不当认为那受称赞的并被看为优美的都是出自上帝吗？。。。

The system's tracing movement is implemented by preconcerted track and real time locus revises.

系统采用运动估计、即实时轨迹修正作为循迹算法核心，配合 AD 采样，实现了对间断曲线的快速、精确循迹。

It is engulfing North America market, american traditional media is tracing its preexistence this life lengthy and tediously.

它正席卷北美市场，美国传统媒体正连篇累牍地追踪它的前世今生。

A interpreter has been developed by using the method of prefabricated text explanation and tracing explanation.

根据用户对系统解释功能的要求，构造了MODES的解释接口。

Master glove cutter Jay Ruckel rescues you from this Procrustean bed by tracing your fingers, measuring your knuckles and palms, then pre-stretching materials to create styles ranging from a half-finger scoop glove to a trendy, wide gauntlet with buckles.

大师级手套缝纫师傅杰·拉克通过对您的手指长度和关节大小进行测量，可以将你从饱受手套大小不合适的痛苦中解脱出来，而且通过预先拉伸一些材料，还可以丰富款式，如半指手套和现代时髦的设有带扣的宽松长筒手套都能做出来。

With the combination of the ray tracing method and proportional spacing method, and by using the parameterized design language APDL of the finite element analysis software ANSYS, a 3D model for the extrusion die runner was established.

采用射线法和比例间隔法相结合的方法，利用有限元分析软件ANSYS的参数化设计语言APDL ，建立了挤出口模流道的三维模型。

On ray tracing algorithm, line-surface intersection is the basic operation. we have studied the intersection method between line and plane region, quadric surface, NURBS surface.

在光线跟踪算法方面，对精确模型下曲面的直接光线跟踪进行了尝试，提出了对平面区域、简单二次曲面及NURBS曲面直接进行光线跟踪的算法。

Currently activities involve (1) Investigation of dye-DNA interaction by using spectroscopic methods to probe the binding sites between chromophore and DNA and to identify various DNA conformational structures, particularly the telomeric DNA;(2) Investigation of the structure-activity correlation of anti-telomerase agents;(3) Design and synthesis new compounds for antitumor agents and fluorescence biomarkers;(4) Monitoring the folding and unfolding of quadruplex structure, tracing the pathway of drug delivery and probing drug-target interaction by using single molecule microscopy and spectroscopy.

目前 的研究重点分别是(1)利用光谱方法探讨探针分子与DNA的交互作用，特别是作用位置与结构变化；(2)研究抗端粒酵素作用分子之结构与生物活性之关系；(3)设计及合成抗肿瘤药剂或萤光生物标记；(4)建立单分子萤光光谱与影像技术，研究 DNA的多变型结构之变化机制，监测药物输送的路径过程及其在细胞中与标的物的作用。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。