diff --git a/other/04_宣奇瑞_软件工程PPT.pptx b/other/04_宣奇瑞_软件工程PPT.pptx new file mode 100644 index 0000000..a16bb51 Binary files /dev/null and b/other/04_宣奇瑞_软件工程PPT.pptx differ