һ 躬98.5%ϵķQ(chng)ʯӢʯ躬98.5%µķQ(chng)ʯ ʯӢʯ(jng)ӹQ(chng)ʯӢɰʯӢɰ־ͨ ԣʯӢӲȞ7؞2.65ɫɫY龫ʯɫYλʯʯӢ^ߵͻc(din)1730z϶ ;첣ͻұFұۄմĥTڽʯӢĿԽ|(zh)g
2020-04-28 0|ƽhɎXʯӢɰS(chng)бSʯӢiVYԴͨ^(gu)_(ki)Yֵȹˇ̎Ñ(h)Ҫa(chn)mN(xio)·Įa(chn)ƷA(yng)øИI(y)Ñ(h)ձu ʯӢʯ(jng)Q(chng)ʯӢɳʯӢYxֳɾͨɴ(li)ʯӢӲȞ7.5؞2.65ɫɫʯӢ^ߵͻc(din)1730z϶ ;tTͻɰˮVƺұFմĥڽ
2020-04-28 0һ 躬98.5%ϵķQ(chng)ʯӢʯ躬98.5%µķQ(chng)ʯ ʯӢʯ(jng)ӹQ(chng)ʯӢɰʯӢɰ־ͨ ԣʯӢӲȞ7؞2.65ɫɫY龫ʯɫYλʯʯӢ^ߵͻc(din)1730z϶ ;첣ͻұFұۄմĥTڽʯӢĿԽ|(zh)g
2020-04-28 0?W(xu)ָQ(chng)ָQ(chng)ȣ98.7%ĪӲ7.5裨SiO296.6~99.5%c(din)2550}0.02%c(din)1480\Zn0.005%2.66FFe2O30.1~0.021.75t/m3ĥp0.03%0.35%϶43%ʯӢɰʯӢһNӲĥW(xu)ܷĹ}VҪVɷSiO2 ʯӢɰɫɫ
2020-04-28 0ҏS(chng)a(chn)ʯӢɰ|(zh)ɰĥ؏ʹöۉmСo(w)(hu )(zh)ڹӰͿboЧĶ@|(zh)?j)?yu)ķoL(chng)a(chn)ƷʹÉҪCʹʩ??? ڼӹ\ݔŵ^(gu)ƤFPģɰmԼͺҪʹι̵ظ(zh)ڹıͿbǰͱ회M(jn)tHӰͿcwٵĽYͿg
2020-04-28 0ҏS(chng)a(chn)ʯӢɰʯӢɰVƓpʺĥpСc(din)Ķ@|(zh)?j)?yu)ĞVˮЧL(chng)a(chn)ƷʹÉҪCʹʩCJ24.1-88˜mˮ^(gu)VʯӢɰVϣԺ|(zh)Ȼɰ,ڹI(y)ˮ^(gu)VʯӢɰVϺ͵[ʯϿɅՈʯӢɰVϵļg(sh)Ҫ?? 1ʯӢɰVϵʺĥp֮Ͳ1.5ٷʰ|(zh)Ӌͬ? ?2ʯӢ
2020-04-28 0?W(xu)ָQ(chng)ָQ(chng)ȣ98.7%ĪӲ7.5裨SiO296.6~99.5%c(din)2550}0.02%c(din)1480\Zn0.005%2.66FFe2O30.1~0.021.75t/m3ĥp0.03%0.35%϶43%ʯӢɰʯӢһNӲĥW(xu)ܷĹ}VҪVɷSiO2 ʯӢɰɫɫ
2020-04-28 0Ȼ(yu)|(zh)iVʯӹ^(gun)ʺɫˮFiЪЧ??????????iɰVϵָ???? Ŀ??? yԇ????? Ŀ???? yԇ??????? MnO2????? 18-35%?????? ? ܶ?????? 3.6g/cm3?????? ????? 1.0%?????? ܶ?????? 2.2g/cm3?????? ĥp?????
2020-04-28 0ʯӢɰɸƷ|(zh)ʯӢʯӹһNӲĥW(xu)ܷĹ}VҪVɷSiO2ʯӢɰɫɫɫӲ7ԟo(w)ؐ֬ܶȞ2.65仯W(xu)W(xu)͙Cеܾ@Į^ߵͻʯӢɰеĪصW(xu)ĿԽ|(zh)gʹڽbٹ·zܵƺĵػOռepصĵλ?ƺʯ
2020-04-28 0