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现行混凝土强度分级方案是在强度是定值的基础上制订的,本文对此分级方案进行概率统计分析,指出其不合理之处,并提出改进完善的建议。
The current concrete strength grading scheme is formulated on the basis of the strength being a fixed value. This paper analyzes the grading scheme probabilistically and statistically, points out its unreasonable place, and puts forward suggestions for improving and perfecting it.