Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
masses =
1. O
2. — 
3. ’i
4. •â

ƒŒƒxƒ‹6. •ÏX
SDAL“‡‰pŒêŠwZ