I(y)SȪɰx |(zh)ô
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I(y)S
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ɰӲ ɰ һwĵVϽطNˮϺӄMɡɰиĥ߿_ԡ߿֬ܣϴʩpٻ҉mȃ(yu)c(din)ڸИI(y)ĽϵõVʹI(y)SĽɰĥƺбӲȸܶȴĥa(chn)҉mׄxʩ(jng)(j)m÷Vȃ(yu)c(din)wԽɰĥƺ˂y(tng)ĻӺӷ_ʩIJĶڵcӽY(ji)ϲ(do)ѿpͿչĵȵ|(zh)ͨ˵ʩs˵ʩ(ji)sͲM(fi)áڹI(y)S}ܵa^ȹʩеõVđ(yng)ɰϻٹӲMҪ Al2O3Fe2O3Ti O2ȽٲϹϿȻ˹Y(ji)Įa(chn)ƷɰøʽֱʩڳAεĻԫ@ñȷǽٹϸ(yu)ԽĥԺͿ_ɰcwY(ji)Ó
1ɰśr
Ŀǰ(ni)ɰ Categorn floor VNA ^(q) ܅^(q)ɰƽ Superflatfloor ߀]P(gun)ćҎ(gu)(yng)ʩԽb⌦ɰʩP(gun)īI(xin)Ҳԣ
ڇHϵõJ(rn)ɵĵƽȼˮƽȘ(bio)(zhn)ҪӢBritish Con-cre te Socie ty BS Table 7.1 (bio)(zhn)f(xi) Am e ricanConcre te Socie g ACI117 (bio)(zhn)I(y)Sɰ|(zh)O(sh)Ӌ(j)Ϳһㅢ ACI117 (bio)(zhn) ACI117 (bio)(zhn)]ʹF- num be r ϵy(tng) FACE Floor Profile Num be r ÁƽȺˮƽԓϵy(tng)Uɰƽcˮƽȱ횓Ѓɂ(d) F- numberƽ F- number FF ˮƽF- num be r FLкӡC
y(tng)eĴȵذ׳F(xin)ѿpҪԭǣضȺ͝ȵ׃(ni)(yng)׃ĴԺO(sh)ԡʩԭϲϸ AϷ(yng)̺a(chn)ıտsԼʩA(ch)IJ�ӲgˮጷŴˮᣬʹ(ni)ضȲa(chn)(yng)ʩڵĽ^ܵA(ch)f(ni)ļsڻ(ni)Ҳa(chn)(yng)صĽҲa(chn)^(yng)(dng)@Щ(yng)Ŀrͮa(chn)ѿp
һă(ni)׃С^ȿ׃^׃ɝ׃B(yng)o(h)ɿs׃ܵ(ni)ļsҲ(do)ѿpһNԲ(qing)ȼs鿹(qing)ȵ 1/10 ңԭϲˮұȲ(wn)Ͳ\(yn)ݔ͵杲^еxF(xin)ͬһK俹(qing)DzSܵ͡ڳF(xin)ѿpıλ䓽(yng)Ҫ䓽Г(dn)ֻdz܉(yng)ػ(ni)䓽߅λF(xin)(yng)tГ(dn)ʩߜضsʹÕrķ(wn)ضڻ(ni)ஔ(dng)(yng)Еrضȑ(yng)ɳ^ⲿdđ(yng)՜ضȑ(yng)׃Ҏ(gu)M(jn)еʩ@ȞҪ
2I(y)Sɰ|(zh)ƣ
2.1ɰļg(sh)ܣ
ɰһNw(yn)ܵĸߏ(qing)gϼӄҪɷֵA(y)a(chn)ƷʩɺijAɰa(chn)ƷֶʹÌTęC(j)еI(y)òϿɷ֞ɷNһNǷǽٵӲһNǽٵӲ@ɷNӲǷǽٻٹc(bio)(zhn)mˮ༰ϽM_bʹ͵ĽɰcӻγһwИOߵď(qing)ӲȺͲmɰ 28d ď(qing)ȣǽӲ_(d) 80MPaӲ_(d) 91MPaS҃(ni)ʩꮅ 48h72h ˿ߣ7d10d p؛܇28d Ͷʹ