diff --git a/model/老人手机辅助-软件需求模型-1.3.vsdx b/model/老人手机辅助-软件需求模型-1.3.vsdx deleted file mode 100644 index 41481b9..0000000 Binary files a/model/老人手机辅助-软件需求模型-1.3.vsdx and /dev/null differ