HEA|  |01352nam0 2200301   45  
001|  |0149021151
005|  |1920020123092313
010|  |□d￥0.30
091|  |□aCN□b15043.6148
100|  |□a20020123d1978    em y0chiy0121    ea
101|0 |□achi
102|  |□aCN□b110000
105|  |□ay   z   000yy
106|  |□ar
200|10|□a铁路竖曲线计算□Atie lu shu qu xian -
   |  |ji suan□f孙清瑚编
210|  |□a北京□c人民铁道出版社□d1978
215|  |□a108页□d19cm
606|  |□a铁路线路-竖曲线□x计算
606|  |□a竖曲线-铁路线路□x计算
690|  |□aU212.3□v3
701| 0|□a孙清瑚□Asun qing hu□4编
801| 0|□aCN□bNLC
801| 2|□aCN□bMT
905|  |□aMT□fU212.3/1□b0112716□t78437-
   |  |9□kwe□b0112745□t784377□kwe□b04-
   |  |23867□t784381□kj□b0423910□t784-
   |  |380□kj□b0595486□t784382□kj
908|  |□a0112716□b335325□cMT□d0□e2□fU-
   |  |212.3/1□gMT□hyt□i□j0.3□k□l1□m-
   |  |□n□o平装□p784379□q2002-05-30□r0.-
   |  |3□t□u□v999_CN01□w2002-05-30□y订购□zyt
908|  |□a0112745□b335325□cMT□d0□e2□fU-
   |  |212.3/1□gMT□hyt□i□j0.3□k□l1□m-
   |  |□n□o平装□p784377□q2002-05-30□r0.-
   |  |3□t□u□v999_CN01□w2002-05-30□y订购□zyt
908|  |□aM0112716□b1900019327□cMT□d□e-
   |  |2□fU212.3/1□gMT□hyt□i□j.3□k□l-
   |  |1□m□n□o平装□p□q2002-05-30□r□t□u□-
   |  |v999_CN01□w2002-05-30□y□zyt
908|  |□aM0112745□b1900019327□cMT□d□e-
   |  |2□fU212.3/1□gMT□hyt□i□j.3□k□l-
   |  |1□m□n□o平装□p□q2002-05-30□r□t□u□-
   |  |v999_CN01□w2002-05-30□y□zyt