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关注:1
2013-05-23 12:21
求翻译:Aggregates shall be delivered , stored and handled so as to avoid mixing of different sizes, segregation of a particular size, breakage, contamination with deleterious matter and retention of water. The aggregate shall be stored for at least 48 hours before use and fine aggregate shall not be drawn from the bottom (50c是什么意思?![]() ![]() Aggregates shall be delivered , stored and handled so as to avoid mixing of different sizes, segregation of a particular size, breakage, contamination with deleterious matter and retention of water. The aggregate shall be stored for at least 48 hours before use and fine aggregate shall not be drawn from the bottom (50c
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