机械,电子,建筑,化工,冶金,轻工,纺织,交通,能源,农业,林业,水利,行业,标准,DL,AQ,BB,CB,CH,CJ,CY,DA,DB,DL,DZ,EJ,FZ,GA,GBJ,GH,GJB,GY,HB,HG,HJ,HS,HY,JB,JC,JG,JGJ,JR,JT,JY,LB,LD,LS,LY,MH,MT,MZ,NY,QB,QC,QJ,QX,SB,SC,SH,SJ,SL,SN,SY,TB,TD,TJ,TY,WB,WH,WJ,WM,WS,WW,XB,YB,YC,YD,YS,YY,YZ,ZY资源
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