兑水 发表于 2009-9-16 07:02:50

ASTM C 117-2004 用冲洗法测定矿物集料中细于200号筛孔(75μm)...

C117-03 Standard Test Method for Materials Finer than 75-μm (No. 200) Sieve in Mineral Aggregates by Washing
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