Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
masses =
1. ‘n
2. O
3. m
4. œ

ƒŒƒxƒ‹6. •ÏX
SDAL“‡‰pŒêŠwZ