Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
boundary =
1. ‰¶
2. ‹«
3. ‹Œ
4. µ

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ