中华人民共和国电力行业标准(DL/T 5055-2007):水工混凝土掺用粉煤灰技术规范(英文版)

目 录内容简介
This Standard is revised according to the requirements of The Notice on Issuing the Project Plan of Industrial Standards in 2006 by the General Office of the National Development and Reform Commission (Document No.1093f20061).
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