lisp 边界的连接

计算各种气象物理量，包括散度、涡度、螺旋度、垂直速度、水汽通量、比湿、假相当位温、k指数等的grads 程序，(Calculate various meteorological physical quantity, including divergence, vorticity, helicity, vertical velocity, water vapor flux, specific humidity, pseudo-equivalent temperature, k index grads program,)

robotearth本体定义文件，定义了类别概念和关系等(The OWL ontologies used in the KnowRob system, about robot concept and class.)

说明：  这个软件是用在CAD里的，给尺寸加公差上去很方便。(This software is used in the CAD in the, tolerances up to plus size is very convenient.)

cad中可以像cass一样划线,具有换向，隔点闭合等功能！(cad cass huaxian)

cad提取文字坐标 能提取文字所在点的坐标值并保存到text中 (cad text extraction coordinates coordinates of the text can be extracted and saved to the point where the text of the)

for water mark tec. to know about it

cass图层管理一个快速打开关闭图层的小插件很实用(cass layer management a quick opening and closing very practical small plug layer)

说明：  AutoCAD Visual LISP语言学习手册(AutoCAD Visual LISP Language Learning Manual)

在测绘工作中，难免会遇到要连接边界点的情况，本代码简单易懂，适合初学者学习，连接边界点十分快速有效。

本文通过对LISP语言发展的研究，总结出计算机方面的设计理念。并不是完美的才是最好的，有时候愚蠢的简单的更好。(Based on the LISP language development research, summed up the computer aspects of the design philosophy. Not perfect is the best, and sometimes stupid simple better.)