UG/Grip中的GRADE.DAT如何修改。

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set base=%1
5 f, o& x( s  E) F: yset base_dir=%base:"=%
5 Q! w' h6 K1 ?. o* t5 |if exist "%HOMEDRIVE%%HOMEPATH%" cd /d %HOMEDRIVE%%HOMEPATH%
1 A8 R& e7 r- c) x8 a. t1 F# h4 mif not exist "%HOMEDRIVE%%HOMEPATH%" cd /d %SystemDrive%\users\default
1 i+ Y) l4 L" Hset PATH=%base_dir%\ugii;%PATH%
8 M7 ]3 ?. X0 X9 v"%base_dir%\UGopen\grade.exe"
endlocal
. L3 |* V6 R$ ~1 v@echo on