钢筋规范中的YB/T 081是指什么?
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tåh[zYB/T 081-1996 冶金技术标准的数值修约与检测数值的判定原则 Rule for rounding off of numberical values and judgement of testing values for technical standards of metallurgy
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tåh[z发布日期:1996-05-17
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tåh[z实施日期:1996-10-01
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