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【多选题】
一般及次要砌筑物,每工作1组试件。1组砂浆试样的强度为该组试样6个试件28d极限抗压强度的平均值。砂浆试样强度应符合以下要求()。
A.
同一等级的各组砂浆试样的最小强度(单位为MPa)应不低于图样规定的砂浆等级强度
B.
同一等级的各组砂浆试样的平均强度(单位为MPa)应不低于图样规定的砂浆等级强度
C.
任一组试件的强度应不低于图样规定的砂浆等级强度的70%
D.
任一组试件的强度应不低于图样规定的砂浆等级强度的75%
E.
任一组试件的强度应不低于图样规定的砂浆等级强度的85%
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