question on belly and restraint

From: Sichun Yang <syang_at_physics.ucsd.edu>
Date: Wed 30 Oct 2002 12:54:37 -0800 (PST)

Dear All,

Once use the "belly" option,
can we add some restaint for the moving part?

Thank you!
Sichun
Received on Wed Oct 30 2002 - 12:54:37 PST
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