@echo off&chcp 936
for /f "delims=" %%i in ('wmic logicaldisk where driveType^="3" get caption^,freespace^,size /value')do if /i not "%%i"=="" (
 for /f "delims=" %%j in ("%%i")do (
  for /f "delims==" %%k in ("%%j")do (
   if /i "%%k"=="caption" (set "#%%j"
   )else if /i "%%k"=="freespace" (set "#%%j"
    for /f "delims==" %%c in ('call echo,%%#%%k%%')do (
     call set "#calc#=%%c"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][剩余:单位: B "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][剩余:单位:KB "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][剩余:单位:MB "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024/1024/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][剩余:单位:GB "%%#calc_result#%%" ]')do echo,%%d
    )
   )else if /i "%%k"=="size" (set "#%%j"
    for /f "delims==" %%c in ('call echo,%%#%%k%%')do (
     call set "#calc#=%%c"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][容量:单位: B "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][容量:单位:KB "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][容量:单位:MB "%%#calc_result#%%" ]')do echo,%%d
     call set "#calc#=%%c/1024/1024/1024"&&call :calc&&for /f "delims==" %%d in ('call echo,[盘符:"%%#caption%%" ][容量:单位:GB "%%#calc_result#%%" ]')do echo,%%d
    )
   )
  )
 )
)
pause
goto :eof
:calc
for /f "delims=" %%c in ('mshta.exe "vbscript:createobject("scripting.filesystemobject").getstandardstream(1).write(%#calc#%)(close)"') do if /i "%%~nc"=="" (set "#calc_result#=0%%~xc")else (set "#calc_result#=%%~nxc")
goto :eof
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