diff --git a/lab-2/第二次上机实验材料/~$数字图像处理上机指导书_02.docx b/lab-2/第二次上机实验材料/~$数字图像处理上机指导书_02.docx deleted file mode 100644 index 16fe5a2..0000000 Binary files a/lab-2/第二次上机实验材料/~$数字图像处理上机指导书_02.docx and /dev/null differ