P҂
I(y)Ļ
I(y)su
MC
Q
Ӳչʾ
g
I(y)ղ
˾
ИI(y)
ϵ҂
Solution
صƽеĤеĤOꮅЧDھܵbܵb
ʩ˹ˮ̎ϵy(tng)ȫϵy(tng)ȫˮ̎ϵy(tng)ĿO
ضط˹ؕˮ̎ShDˮ̎ϵy(tng)ȫбܳ
бܳˮ̎ϵy(tng)
ȹܵbĤOйܵb
wĤȹܵbܵbꮅһһĤOлʼrӚȫ
ӚӚ
˹_ĹLC˹2Ӛ
HDPEĤO_ĹLCȫ1ȫ2ȫ3˹ؕӚˮ
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