diff --git a/doc/需求模型_校园二手交易平台_杨新汝.docx b/doc/需求模型_校园二手交易平台_杨新汝.docx new file mode 100644 index 0000000..abe2bfd Binary files /dev/null and b/doc/需求模型_校园二手交易平台_杨新汝.docx differ