ʽC(j)()ԓO(sh)Dzúµ켼g(sh)·fĽY(ji)(gu)O(sh)Ӌ(j)ӹƷwo(w)ѿpκM(jn)Ȳ^(gu)500mm(qing)Ȳ^(gu)350MPa>ĸNС(x)ϣrʯʯȣȴС{(dio)(ji)Ҏ(gu)ӻVˮٹ·˹ɰʯИI(y)
SҬF(xin)؛(yng)N̖(ho)܇dƄ(dng)ʯɰC(j)m鿹(qing)Ȳ150MpaеӲȴʯɰúo(w)úl(f)늏S偠tȼúúʯʯ\
Pڏ(y)rʯC(j)ҪеӲ¼úˮʯࡢ\uߡʯʯϵĿ(qing)Ȳ(yng)^(gu)300Ȳ15%ԓO(sh)нY(ji)(gu)(jin)ȴa(chn)ƷȾc(din)Ը(j)͑Ҫ_(d)ͬijȡ
ʯɰC(j) Y(ji)(gu)(d)tN(d)صķrmӲrЧ(ji)ܣȴС{(dio)ܺ(jin)ҾȴЧʸߡa(chn)ƷΠwxȃ(yu)c(din)
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