2025-05-02161122.5 KB7页25
2025-05-02119224 KB20页25
2025-05-027372 KB5页25
2025-05-0219675.5 KB5页25
2025-05-021754.92 MB395页25
2025-05-02142119.5 KB24页25
2025-05-02108526 KB85页25
2025-05-026421 KB2页25
2025-05-0210024 KB1页25
2025-05-0212136 KB2页25
2025-05-0213031 KB1页25
2025-05-02135827.5 KB52页25
2025-05-021214.89 KB2页25
2025-05-0212297 KB3页25
第22卷,第5期光谱学与光谱分析Vol122,No15,pp84528462002年10月SpectroscopyandSpectralAnalysisOctober,2002火焰发射法测定冶炼废渣中的铟庞海岩1,朱茜2,李文峰1,刘晨湘3,赵东111河南省分析测试中心,河南郑州45000221河南省计量测试研究所,河南郑州45000831郑州大学化工系,河南郑州450052摘要采用火焰原子发射光谱法对含铟冶炼废渣中的铟含量进行了测定,对测定条件,干拢因素进行了研究,并与火焰原子吸收法的结果进行了对比。主... 2025-05-0220172.9 KB2页25
2025-05-0220697.43 KB5页25
2025-03-02771.28 MB56页24
2025-03-0612820.5 KB1页24
合并报表合并报表2001200220032004收入9,24110,49917,26123,661净利润1,4102,5576,8839,387总资产353,652373,260460,810580,358流动资产280,413298,829384,670458,393长期资产71,62874,35476,025121,819其他资产1,61077115146负债合计233,708238,780290,501401,738短期负债207,122216,501267,350331,473长期负债26,58622,27923,15070,264所有者权益合计119,943134,480170,309178,620经营活动净现金流量9,792691-4,566-29,832投... 2025-03-0815464.5 KB11页24
2025-04-23144394.5 KB61页24
