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XһNyɫp٣(yng)÷dzVQڶa(chn)M(fi)?j)HFXܲ 2 .7 × 103kg m3 sF l/3 (dng)eL(zhng)ͬr(sh)XČ(do)Ԟ~ 64 |(zh)Ӌ(j)䌧(do)ԅs~ 200% (do)Ժγһӱ(jin)(sh)XĤֹM(jn)һXڴ⣬ˮͲָgԽ|(zh)еgԸXԺڳܸNӹ܉ɼ(x)zɱƬͬr(sh)ֿͨ^ӹϽʹӲ XϽc(din)ܶСȏ(qing)ȸ ( (qing)cܶȵıֵ ) ͬr(sh)߀õԺgֵXϽß̎ʹ䏊(qing)ɷֺa(chn)ˇXϽɷ֞׃XϽTXϽ׃XϽM(jn)П܈܈_D߅șC(j)еӹ;^VXϽֿɷ֞PX (A1-Mn Al-Mg ϵϽ ) ӲX (Al-Mg-si Al?Cu-Mg ϵϽ ) ӲX (A1-Zn-Mg-cu ϵϽ ) X (Al-Mg-si-cu ϵϽ ) ȡ XXϽҪ(yng)ڽI(y)Tbںռ܊TҲʹXϽwC(j)Şеݔͷøߏ(qing)䓾a(b)(qing)X|ܿվ܇b\(yn)ݔճƷC(j)еO(sh)I(lng)ʹXXϽ Sa(chn)ʹUXƷҲԽԽSXƷһʹƳɮa(chn)Ʒa(chn)ƷʧʹÃr(ji)ֵr(sh)g^ˣUsϳȾ֮Դͬr(sh)XXϽһNh(hun)ؓ(f)ɘOߵIJϣa(chn)ҪˣγػÏUXϣǰl(f)չ(jng)(j)ҪҲǭh(hun)Ҫ UXsρԴVđ(yng)I(lng);IJͬ(do)ɷܲ^oUXϻպÎOyñMٵijɱXұCX|(zh)܉^m(x)MNҪ(du)ՏUXķǷdzҪԷYxäĿa(chn)Ʒʹпٴ׃M(jn)I(y)Ҷƶ(yng)ďUX(bio)(zhn)?q)I(y)(bio)(zhn)ձҘ(bio)(zhn) JIS(H119) (j)XϽUϵĺϽNf̶ΠԴȷֳ 28 NҌ(du)κϽ칤ˇ|(zh)u(png)(yng)Ҏ(gu) |