The method that proposed by 'leoj' does not allow passing parameters with spaces.
Us it:
cmd.exe /v /c %CD:~0,2%"%CD:~2%\bat\bat\run.bat" "Par1-1 Par1-2" Par2
Which will be similar double quote written as in path
C:"\Program Files\anyProgram.exe" "Par1-1 Par1-2" Par2