l(wi)gò^ҷˬF(xin)ĕr(sh)ҪF(xin)ԽԽļb(hu)xòl(wi)gĸҲǬF(xin)ڱ^еO(sh)Ӌ(j)֮һŶôl(wi)gԔʲôһ
l(wi)gԔ
l(wi)gԔʲôr(sh)l(wi)gbo˴ĸXl(wi)gþGɫ҃(ni)ֲҲ՚á@ͨЏ(qing)ʽIJgʬF(xin)[[ssV
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l(wi)gԔʲôl(wi)gҪ䁺õشu͉uȻ(sh)Hߴl(wi)gĸ҂ҪעһҪyòTijߴȻٌشuǰҪbˮܵb©
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l(wi)g֮һ
ڻĵa(chn)^мһķӣ谷öwSϣ(jng)mȩ֬(jng)ߜظ߉ƶɣmϳh(hun)ˮÛij̶ȴ½ľwS谷(jng)ߜظ߉һԳ͡ЙC(j)еԾϵI(y)(bio)(zhn)DINҪƷ|(zh)Խl(wi)ԡϵx
l(wi)gߴ l(wi)g
l(wi)g֮ PVC
PVCPVCԭƳɵĽ䳲W(wng)۽Y(ji)(gu)İһNĤڸıӰbֱQbĤzĤ(yng)ڽbt(y)ˎTИI(y)
pcva(chn)Ʒc(din)
1ˮȼA|(zh)pءpԣ
2ľͬȼӹҼӹh(yun)h(yun)(yu)ľ
3ľXġ(f)ϰĵƷ
l(wi)g֮ 䓻
䓻ڰȫ䓻䌍(sh)һNA(y)(yng)߲ď(qing)ͨʹûW(xu)ķڲγɉ(yng)r(sh)ȵӑ(yng)Ķ˳d(qing)L(fng)_Եƽ䓻䓻ڰȫV(yng)ڸߌӽTĻ҃(ni)ಣɹ^ͨҾo(h)ڵ
l(wi)gಢyһ㶼ԲͨԺ(qing)