һPVCa(chn)Ʒȱݙzy(c)ϵy(tng)
ϵy(tng)M(jn)ڸ߷ֱC(j)ûҶȌ(du)ȡzy(c)PVCa(chn)^бnxȱݔ(yng)zy(c)ϸ/ϸ̖(ho)ʾһλ(du)ȱƷ̎
a(chn)Ʒȱ(sh)D

ϵy(tng)zy(c)ԭB
(dng)Dλú(j)zy(c)^(q)(ni)PVCװɫǷnxȺɫK۳^O(sh)õĻҶȲֵȡȱݣʾȱλü@ʾȱݴСݔ(yng)zy(c)̖(ho)
ϵy(tng)Ҫ
1.Ԅ(dng)(du)DM(jn)жλ
2.(du)a(chn)ƷxȱM(jn)Йzy(c)
3.a(chn)ƷϸoOK̖(ho)a(chn)Ʒϸr(sh)ݔNG̖(ho)l(f)(bo)̖(ho)
4.Ԅ(dng)治ϸҪĈD
5.ɱzy(c)(sh)(j)vʷ(sh)(j)ԃ
Ҫg(sh)c(din)
1.ˣֻ躆O(sh)Ԅ(dng)(zh)Йzy(c)
2.zy(c)ܛ㷨ȫ_l(f)ϵy(tng)ᘌ(du)ԏ(qing)
3.xČ(du)ֲM(jn)Йzy(c)ߙzy(c)`
4.I(y)ԴO(sh)Ӌ(j)_zy(c)΄(w)
5.bY(ji)(gu)oڲSo(h)͔U(ku)
6.ɿԸߣ\(yn)з(wn)mϸNF(xin)(chng)\(yn)Зl
7.PCƽ_(ti)ϵy(tng)ɔU(ku)ԏ(qing)
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