简化命令插件含多个命令，可在程序中对图层、测量点号、图幅、图块进行快速编辑，支持图片输出，图形存盘，清除垃圾，加载卫星影像等诸多功能。(The simplified command plug-in contains multiple commands. It can quickly edit the layer, measurement point, map and block in the program, support the o