›2‹‰’†/1900(501`550)›
Ÿ‚Ώ”²‚«νƒ‚[ƒh

‘36–β–Ϊ ‰ρ“šŒ‹‰Κ‘
ŽžŠΤƒI[ƒo[I
³@‰πFspectator
Žž@ŠΤF5359•b
³‰π”F0–β

‘ζ37–β–Ϊ
’nˆζA4•ͺ‚Μ‚PA‚Q‚TƒZƒ“ƒgA(`s)hŽΙ
necessity
method
quarter
length


ƒƒjƒ…[‚Φ
Δ’§ν