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用ccs4.12导入别的工程,往这个工程里面每次添加文件再编译,都自动生成原来的CMD文件,,我cmd文件修改的东西都没了

而且,我导入工程的文件有个斜向上的箭头,我自己导入的文件就没有,,这个箭头代表什么意义呢?求解?