-凯发平台

hea|  |00828nam0 2200229   45  
000|  |320894
001|  |000000
011|  |▼a0967-3911▼d5202
091|  |▼a
092|  |▼a▼b823c0086
092|  |▼a▼bw3205
100|  |▼aa    9999km y0chiy0120    ea
101|0 |▼aeng
102|  |▼a
110|  |▼aazaz   0yu0
200|1 |▼apolymers & polymer composites
205|  |▼a
690|  |▼a
801| 0|▼acn▼b
905|  |▼a801▼b000410017787▼b000410018-
   |  |306▼b000410013411▼b00041003392-
   |  |2▼b000410034589▼b000410034590▼-
   |  |b000410017603▼d823
905|  |▼a801▼b000410017787▼b000410018-
   |  |306▼b000410013411▼b00041003392-
   |  |2▼b000410034589▼b000410034590▼-
   |  |b000410017603▼b000410033677▼b0-
   |  |00410031922▼b000410031951▼d823
905|  |▼a801▼b000410017787▼b000410018-
   |  |306▼b000410013411▼b00041003392-
   |  |2▼b000410034589▼b000410034590▼-
   |  |b000410017603▼b000410033677▼b0-
   |  |00410031922▼b000410031951▼d823