diff --git a/model/用例描述/导航系统用例描述.doc b/model/用例描述/导航系统用例描述.doc
index c2c5d4a..8a6b631 100644
Binary files a/model/用例描述/导航系统用例描述.doc and b/model/用例描述/导航系统用例描述.doc differ
diff --git a/model/界面流图/界面类图.jpg b/model/界面流图/界面类图.jpg
new file mode 100644
index 0000000..144ffca
Binary files /dev/null and b/model/界面流图/界面类图.jpg differ
diff --git a/model/界面流图/界面跳转.jpg b/model/界面流图/界面跳转.jpg
new file mode 100644
index 0000000..d78916d
Binary files /dev/null and b/model/界面流图/界面跳转.jpg differ