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l(f)ڣ2013-03-17

YԓҪΣ~o~ϲ߶l(f)~~ڳF(xin)ˮnGɫcU(ku)ʈAλҎ(gu)tδߣ\ɫҰɫ߅ɫкɫҎ(gu)tėlyɢСc~вŤΣ(yn)ؕr~ƬsҒo϶䡣~LlooˮnGɫ԰ݡ߅ںɫ\ɫҰɫl(f)_SСcڶ֭oϣߔU(ku)չѸ(ni)ɭh(hun)oϲήƤӾoNoSСcܼг݆ͬyoܺt絹

ԭl(f)F(xin)~~ݲһNԲԭ~~cԓҪڼwM(ni)ͷNϴԽͨ^ˮαMRͳĭh(hun)lڲl(f)ֲL˥ڲȾͼ¶Ľ~67·ݰl(f)

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1ȾԴl(f)grժ~γLĩ@ԃ(ni)ꚈwpȾԴ

2NNǰ50%pɝԷۄN0.2%0.3%N򱽱1000ҺN1015ɷֹ絹

3M(jn)ˮMֲϷˮԜp~ȺˮwRעֲgͨL(fng)ưl(f)l

4ˎΣ_ǰôɭ\500Һ50%ؿɝԷۄ10002000ҺF

5҃(ni)ҪעͨL(fng)Q⣺҃(ni)ضȿ16z϶pٲl(f)

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