查询词典 basic operation

Management of travel documents database programming, many of the basic operation of the code should be helpful for beginners.

出差管理文件的数据库编程，有很多基本的代码操作，应该对初学者很有帮助。

Realize this is an English-Chinese dictionary of the basic operation of the code.

详细说明：这是一个实现英汉字典的基本操作的代码。

The classical cutting stock algorithm——column generation technology , and wrap up rectangle technology for abnormity are analyzed ; The development of AutoCAD with ObjectARX is studied and the generating method of cutting outline drawing and layout drawing were found out on the basis of analyses of the graph database structure of AutoCAD and the basic operation of it ; The process planning technology of plate material cutting orienting numerical control is studied a process planning method directly based on layout drawing is established ; The emulation technology in AutoCAD is studied and a kind of dynamic emulation method is put forward , which is realized by incrementally modifying graph entity ; The postposition of NC program of the integrated cutting system constructed on software plug-in is proposed , which can effectively solve the problem that it is difficult for a numerical control programming system to be common , which is caused by the difference of instruction format and control parameter between different type of numerical control machine .

分析了经典的矩形件优化排样算法——列生成法和针对异形件的矩形包络算法；研究了基于ObjectARX 的AutoCAD 开发技术，结合对AutoCAD 图形数据库结构及其基本操作的分析，给出了下料轮廓图和排样图的生成方法；研究了板材数控下料加工的工艺处理技术，建立了一种直接基于排样图进行的图形交互工艺规划方法；研究了在AutoCAD环境中的板材下料数控仿真技术，给出一种通过增量修改图形实体对象实现的动态仿真方法；提出以软插件技术构建集成下料系统的数控编程后置处理部分，能够有效解决因数控下料机床指令格式及控制参数不统一导致的自动编程软件系统不易实现通用性的问题。

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。

Form some of the basic operation of a number of reference have meaning.

详细说明：窗体的一些基本操作还有一些借鉴的意义。

It introduces the origin of symmetry of matter, mainly including the symmetries of molecules and crystals, basic operation of symmetry and the concepts of group.

着重介绍化学键的物理本质及其对物质结构、形态和性能的影响；讲述物质结构对称性的起源，主要包括分子的对称性和晶体的对称性，基本对称操作和群的概念。

The GIS system is not only an electronic map, the map basic operation, layer management and other functions, also uses the Global Positioning System to obtain the coordinates of sampling points and real-time display and navigation on the maps.

该系统不仅具有GIS的电子地图显示、地图基本操作、图层管理等功能，还利用全球定位系统来获取采样点的定位坐标，并能在地图上实时显示和导航。

The basic operation is the same as in the two-step architecture.

基本操作是一样的分两步走的架构。

AbstractThe basic operation purpose of ptosis is to improve the ptotic upper eyelid, restore regular altitude of palpebral fissure, reveal pupil, expand visual field, prevent amblyopia, correct the abnormal apparence, and improve facial feature.

上睑下垂矫正手术的根本目的：提高下垂的上睑，恢复正常的睑裂高度，露出瞳孔，扩大视野，防止弱视，矫正异常形态，改善面容。

A programm is designed to calculate nodes of quadric curve by straigh approaching with equalstep length and dimidiate method,thus N/C machining operation program can form automatically.

在一定误差范围内，采用等步长直线逼近法和二分法对二次曲线进行数学计算处理，利用 VisuaL Basic 6。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。