Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
theory =
1.
•Ð
2.
ŽÚ
3.
4.
˜_
ƒŒƒxƒ‹6.
•ÏX
SDAL“‡‰pŒêŠwZ