ИI(y)ұʾPVC؛ƳƄӮaI(y)l(f)չ
ů_r(ji)PVC_ǰЇCO(jin)ʴBƷ_չϩ؛ף@^䓲؛i؛֮Ї؛ЈӭһT±ӹһƷNУǠԓƷNИI(y)؛I(y)PVC@ӛ߲LȉAИI(y)fPF؛I(y)؛˾ȶЈcߣʾPVC؛ƳƄӮaI(y)l(f)չЇaƷćHrλI(y)ЧҎ(gu)܃rLUҲܽo؛I(y)µLc
ȉAИI(y)fһ¡
@҂ڽoI(y)ӖƏVsoҌWȉAИI(y)fؕLױʾPVC؛нȉAИI(y)fһИI(y)l(f)չRµęCPVC؛aI(y)l(f)չaeOӰĿǰPVCЈȱټЙąrPVC؛ƳԞaӹI(y)ṩδrI(y)ƌWaNӋ؛Јеڱֵ߀ԞI(y)ṩҎ(gu)܃rLUĹ@ЩI(y)F(wn)IИI(y)Fɳm(x)l(f)չPVC؛\гfƄӮaI(y)l(f)չI(y)IһµA
ױʾĿǰI(y)cPVCğܸһЩI(y)؛ЈвϤҌPVC؛JRҲһ^ҪrgϤ@һЈ˲šfȉAfeOֽ֧PVC؛ڮaI(y)ƽ鹤I(y)˽⡢ϤúPVC؛@һUʹհl(f)]eOãI(y)I˽PVCһƷƷNaMλͨØ֮֬aƷcʯ͡ú̿oBcI(y)rI(y)t(y)еBÏVaƷט˜ʻ҃rӄңI(y)UPVCڬF؛I(y)fһĺƷN
ЇaƷćHrࡱ
PVC؛ϼsڴBƷп^ǡrºаl(f)rrfPVCʯaI(y)朗lչόl(f)]eOƄá
rrʾ20062007еLLDPEPTA؛ƷN(chung)ˡЇaƷrwϵĵλǏĮaƷaI(y)朗l^죬ȻܵΉŔӰЇPVCЈYaI(y)Ը^@I(y)ֲVPVC؛Ƴڵ춨ЇPVCrԺЧԵĻAϣЇaƷćHrλĶMһl(f)]؛ЈՇ͌waI(y)ărֵ
½I(y)(F)˾ǮaλȫĴ;ϩa½I(y)FLc˱ʾPVCҪaQɢؾۼA|Aϵ^(q)½I(y)Fs̎^ƫh^(q)hxҪQ^(q)ϢͨIJɞI(y)ڮaNr^顰^ۡҪ}֮һ؛Јăr^PVCкI(y)ԏЫ@^ărĶָI(y)aͽI
҇ȫPVCĵһaҲMćСI(y)ɢaQδγҎ(gu)ģ˴PVC؛@кЇڇHPVCrϵġԒZc˱ʾI(y)(chung)kʮaƷrLUɞI(y)IҪLU֮һPVC؛ЌI(y)LUߣI(y)ИI(y)ķ(wn)aI(y)҂ǺܚgӭPVC؛@ƷN
؛˾ڷeO(zhn)
؛˾SZʾPVC؛ƷN֮һ؛Јhڃrl(f)FʹИI(y)ָԵMнY{һ؛ЈıUtԎI(y)^ЈAĶ(wn)aI(y)YʹPVCИI(y)ƽ(wn)m(x)İl(f)չϩЈҵăr׃PI(y)؛ЈUߡ
؛˾ؓ؟@ӛ߱ʾ؛˾ӖYȷĜʂ_ʼоˆTٹ˾ԭоϵķPעPVCһeһ
I(y)ʿʾPVCУʹÇнƷNSͶYxҲԪͬrSPVCaƷƷNaI(y)朗lMһЈS̶ȌӭҎ(gu)ģPVC؛˾Ŀ͑YԴUI(y)Ҏ(gu)ģ؛˾Ą(chung)ˮƽ