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关注:1
2013-05-23 12:21
求翻译:The following covers to reinforcement have been obtained from UBC (1997 edition) and Handbook of Concrete Engineering by Mark Eintel.(per NFPA)是什么意思?![]() ![]() The following covers to reinforcement have been obtained from UBC (1997 edition) and Handbook of Concrete Engineering by Mark Eintel.(per NFPA)
问题补充: |
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