-九游会旧版

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200|10|▼awelding research council pro-
   |  |gress reports
207| 0|▼av.? (197?)-
210|  |▼anew york, n.y.▼cwelding rese-
   |  |arch council
300|  |▼a其他题名：wrc progress reports。
430| 1|▼15301 ▼areports of progress /-
   |  | welding research council
517|1 |▼awrc progress reports
541|1 |▼a（美）焊接研究委员会进展报告
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