픲϶NӣҊ(jin)IJ|(zh)ʯX۰PVCA䓰Լͬ|(zh)ĵ?sh)c(din)mÿgr(ji)ȶвe
һҊ(jin)픿۰B
ʯڵ?sh)Ҫ?yng)^V;X۰ǽٵҊ(jin)һN;PVCbϵһN;AҲzϰԭľ(jng)^(gu)ܛͿzȵȭh(hun)(ji)Ƴɵİ;䓰һNӲ^ߣҲƳɵ;b^(qing)ĵ픲˴eʹá
ʯ壺ʯҪԭϓӄcwSƳ;|(zh)p^ȼ䏿{(dio);ͳԲײϴɫһ׃ɫb(f)s;Ҫڿ͏dPҵb ;r(ji)
X۰壺XĻXϽϞ潛(jng)^(gu)ͬı̎ˇ̎ӹ;A͟ϴh(hun)ɻɫS;^^;bҪ;ƴpg϶^ ҪڏNl(wi)ԡgb;r(ji)^.
PVC壺Ҫɷݞϩ^(gu)܄ϻһЩo;|(zh)^pˮȼ ߜԲ;׃;h(hun)^;ҪڏNl(wi)ԡgb;r(ji)^.
ľ|(zh)壺ԭľ(jng)ܛ݆гɴƬͨ^(gu)ͿzMቺ߅;|(zh)p(qing)ȸõďԺg͛_(dng)ӹͿ;ܜضӰ׃ŤN_(ki);Ҫڿ͏dСb;r(ji)^.
䓰壺ɵڶ픲PVCM(jn)(li)ҲQ(chng)UPVC ˷PVCϻɫȼë(qing)g^;b ^ϻ׃ɫ坍 ҪڏNl(wi)ԡgb r(ji)^
픲ϳҊ(jin)вLɰ;ɫR(qing)bЧԲ;;bҪ^пɿĽY(ji)(gu)ʩ;^(gu)b;r(ji)^
ĿǰҪĵ픲ҪʯX۰PVC@NA|(zh)c(din)ʹ^١I(y)xbϕr(sh)עY(ji)ϲ|(zh)c(din)Լxُ(gu)
픿۰xُ(gu)`^(q)
ͬ픲ϵc(din)ͬxُ(gu)ȻвeҪx(yu)|(zh)mİģhI(y)xُ(gu)ǰ֪R(sh)(zhn)˽ͬĵxُ(gu)xُ(gu)r(sh)עxƷu(y)^ߵĮa(chn)Ʒ⣬xُ(gu)ĕr(sh)עׂ(g)`^(q)
`^(q)һJ(rn)r(ji)ԽFԽ
픰ʯPVCX۰ȵȶNͬϵĵ픰r(ji)вeʹͬN|(zh)ĵȲr(ji)ҲвeһЩI(y)J(rn)픲|(zh)ԽFԽ֪픰ķԽFԽעr(ji)ͬr(sh)עxmgĮa(chn)Ʒ
`^(q)ҕ픰ĭh(hun)
xُ(gu)픲ϵĕr(sh)S˶ҕ˵픲ϵĭh(hun)֪һЩ|(zh)ĵ픲Ҳ^к|(zh)xُ(gu)ĕr(sh)עO(jin)y(c)
`^(q)J(rn)ԽԽԽ
x픰ĕr(sh)äĿJ(rn)픰Խ|(zh)Խã֪ĵĺȲ|(zh)̫İ(hu)Ӱ푵?sh)^öȡ픰ҲԽԽֻҪ_(d)(gu)Ҙ(bio)(zhn)ͺЈ(chng)ϵİČһ10-15֮g(j)gČ(sh)HrxmСİǾM(fi)