开源的电子海图程序，可实现国际上标准S57电子海图数据，其中的数据读取部分代码符合iso8211，加上自己的符号化功能即可实现通用的电子海图平台 建议行业应用增加GIS（地理信息系统），现在应用很广的,Open-source electronic chart procedures, international standards can be realized S57 electronic chart data, the data reading part of the code in lin

SYMBOLIC COMPUTING IS A TOOL THAT HELPS IN MATHEMATICA SOFTWARE VERSION FOR CUSTOMISED DISPLAY AND FUNCTIONS

Goals and Background This lab introduces you to a symbolic debugger to use with Java programs. The debugger is part of the free Eclipse IDE. Eclipse is not installed on aludra, but is available on the campus lab machines. However, you may want to