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【单选题】
配制≥C60强度等级的混凝土，应采用含泥量（ ）的天然砂。A.
≤3.0
B.
≤5.0
C.
≤0.5
D.
≤2.0
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皮皮学刷刷变学霸
举一反三
【简答题】A．To give the monkey a surprise. B．To see how the monkey ate from a box. C．To see how soon the monkey could find it. D．To find out how the monkey would open the box.
【简答题】A．To give the monkey a surprise. B．To see how the monkey ate from the box. C．To see how soon the monkey could find it. D．To find out how the monkey would open the box.
【简答题】A．To give the monkey a surprise. B．To see how the monkey are from a box. C．To see how soon the monkey could find it. D．To find out how the monkey would open the box.
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