CHINESE FILM DIRECTOR BATTLES SCRIPT-CHECKING BUREAUCRACY.(MAIN)

Byline: JOHN ANDERSON Newsday

NEW YORK -- ``I don't think a film is done when the print is made,'' said Zhou Xiaowen, waiting for a sandwich and a Samuel Adams. ``It is finished after it's viewed by the audience.''

Sometimes, in China, even that's not enough.

The veteran director's latest film, ``The Emperor's Shadow'' -- a fictionalized epic about the first emperor of China and his irascible court musician that opens Friday in New York -- had to go through the script-approval process familiar to all Chinese filmmakers. ``It's sort of meaningless to have your script reviewed,'' Zhou said. ``Even if they pass it, even if they say, `It's a wonderful …