a(chn)ƷB]r(ַQr),ԓa(chn)ƷxҪĵVɰ,늠tӟ᷽ʽ,ͨ^(du)ضȺϜՕr(sh)gĜ(zhn)_,ʹa(chn)Ʒ](ni)CY(ji)(gu),^.cy(tng)r,˱ء^,Џ(qing)ȸ,ˮʵ,Ժõc(din).Ҫԡԓa(chn)ƷЏ(qing)ȸߡˮʵɢc(din).(yng)I(lng)ɰ{(dng),V(yng)ډw(ni)Ᵽɰ
2012-11-30 01a(chn)ƷB]r(ַQr)ԓa(chn)ƷxҪĵVɰ늠tӟ᷽ʽͨ^(du)ضȺϜՕr(sh)gĜ(zhn)_ʹa(chn)Ʒڣ](ni)CY(ji)(gu)^cy(tng)r˱^⣬Џ(qing)ȸˮʵԺõc(din)2Ҫԡԓa(chn)ƷЏ(qing)ȸˮʵɢc(din)3(yng)I(lng)ɰ{(dng)V(yng)ډw(ni)Ᵽɰ
2012-11-30 01a(chn)ƷB??? òһNh(hun)͟oC(j)p|(zh)^,cЙC(j)زвȼ(qing)ȸߺʹÉL(zhng)ȃ(yu)c(din)a(chn)ƷʲҎ(gu)tw,(ni)ǻY(ji)(gu),沣],ƽ,ʮַ(wn),|(zh)p^ᡢߜϻˮС,ɏVڹI(y)r(nng)I(y)ġұpTI(lng). 2ܣ ȣmm 0.1-1.5 (kg/m3
2012-11-30 01a(chn)Ʒ(yu)Խԣ?? Ç(gu)H^¼g(sh)ĸߏ(qing)͌(do)oC(j)ճY(ji)x0.1mm2mm֮gIJM(jn)пƌW(xu)(j)ʹñɰ{бw֮g϶^w֮gĂή^ټϲw](ni)SǻĪ(d)ؽY(ji)(gu)زσ(ni)γɔ(sh)Čӌӷ]ǻЧ˿׃(ni)wČ(du)QͿױ֮gݗQ@ӵĶرϣʹԓزϵıܵõ^õļӏ(qing)2ԭԿƷ|(zh)(wn)
2012-11-30 0