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砼强度评定计算(标养主体C30)

来源:小侦探旅游网
水岸名都5#楼砼试块强度统计

fcu

34.8035.4036.5038.1038.2036.2037.7034.6038.9036.80

标准养护C30

fcu

1211.041253.161332.251451.611459.241310.441421.291197.161513.211354.240.000.000.000.000.000.000.000.000.000.000.000.0013503.6401350.3640

2

楼层

平均值

序号12345678910111213141516171819202122和mfcumfcu2

nn*mfcu2

367.20036.72001348.358410.000013483.58413503.64020.0560

∑=n*fcu,iA=Sfcu=

2_

n*fcu,i2n*mfcu

2

(n*fcu,i2-mfcu2*n)/n-1=

2.2284444

√A=λ1=λ2=

mfcu-λ

36.72

1.70.9

1.49281.700.9

1*Sfcu≥0.9fcu,k

fcu,min≥λ2*fcu,k

1.4928

30

34.1822427.00

34.60.930

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