矢的

The history and representative work of methods of the developable surface modeling and surface development in the field of CAGD are briefly reviewed.

二、推导出了三次C-B？zier曲线导矢计算的简洁公式，证明了B？zier曲线的速端曲线性质对C-B？zier曲线不成立。

Based on the method of Dyadic Green s functions,the radiation patterns of the microstrip antennas printed on the surface of elliptic cylinder are analysised and calculated in this paper.

文中采用并矢格林函数方法，分析和计算了椭圆柱面上微带天线的辐射特性，并讨论了辐射特性随离心率的变化规律。

mr imaging may be a ideal method to appear and diagnose the abnormal pelvic exitus segment of sciatic nerve.

核磁共振斜矢状位是展现坐骨神经较理解的影像学诊断方法，从而提高了盆腔出口区神经异常的诊断及鉴别诊断。

Mr. Chen is the top master in Chinese literature field whose book seemed to be classic on Chinese rhetoric research.

陈先生乃中国学界泰斗，他的那本书似为汉语修辞学研究的嚆矢。

In the search step of thepatter search algorithm,a finite set of points is obtained by a process similar to genetic algorithm.

在模矢搜索方法的搜索步，用一个类似于遗传算法的方法产生一个有限点集。

Such was the army of Chiang Kai-shek, based on agrarian gangsterism, semiserfdom and "loyalty to the leader."

这就是建立在农业帮会主义、半农奴制和"矢忠领袖"基础上的蒋介石军队的情况。

The system transfers the scan digitized image of engineering drawings to the DXF graphics file format in CAD system.

该系统把工程图纸的扫描数字化图象进行矢量化，转换成CAD系统可以接受的文件格式。

Two-dimensional seepage flow of free-surface over cutoff wall has been solved by conformal transformation method in this paper. By introducing the hodograph plane and utilizing Schwarz-Christoffel transform, the mapping relational formula between the physical plane Z and complex potential plane has been deduced.

对于越过截渗墙的剖面二维含自由面的渗流，应用保角变换方法求解，通过引入速度矢端平面和应用Schwarz－Christoffel变换，推导出了物理平面Z和复势平面的映射关系式。

Massive hemorrhave occurred during vascular repair; however, he survived with homonymous hemianopia.

当在修补受损的上矢状静脉窦时，曾并发大出血，在积极的治疗下，转危为安，仅残留单侧偏盲。

Objective To study the relationship between facial growth pattern and sagittal horizontal plane angles.

目的 研究面部生长型与头颅矢状水平向平面角的关系，验证面部后前面高比的诊断意义。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。