1.如何调节系统音量？\MainFrm.cpp
....................\MainFrm.h
....................\ReadMe.txt
....................\Resource.h
....................\Test.cpp
....................\Test.h
....................\Test.rc
....................\Test.sln
....................\Test.suo
....................\Test.vcproj
....................\TestDoc.cpp
....................\TestDoc.h
....................\TestView.cpp
....................\TestView.h
....................\stdafx.cpp
....................\stdafx.h
....................\res\Test.ico
....................\...\Test.manifest
....................\...\Test.rc2
....................\...\TestDoc.ico
....................\...\Toolbar.bmp
....................\UpgradeLog.XML
....................\Test.sln.old
....................\Test.suo.old
....................\Test.vcproj.7.00.old
....................\Test.ncb
....................\_UpgradeReport_Files\UpgradeReport.css
....................\....................\UpgradeReport_Minus.gif
....................\....................\UpgradeReport_Plus.gif
....................\....................\UpgradeReport.xslt
....................\Test.aps
....................\Test.vcproj.YGF.Administrator.user
....................\res
....................\_UpgradeReport_Files
1.如何调节系统音量？