diff --git a/model/插入图片顺序图.png b/model/插入图片顺序图.png new file mode 100644 index 0000000..499dda3 Binary files /dev/null and b/model/插入图片顺序图.png differ diff --git a/model/添加待办顺序图.png b/model/添加待办顺序图.png new file mode 100644 index 0000000..7aceec3 Binary files /dev/null and b/model/添加待办顺序图.png differ