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0.95fcu，k fcu，k 1.15fcu，k fcu，k+1.645δ
平均值μfcu μfcu-1.645σ μfcu-2σ μfcu-σ
fcp＞fcu fcp=fcu fcp=1.05fcu fcp＜fcu
fcu，k=25Mpa 28Mpa≤fcu，k≤30Mpa 25Mpa≤fcu，k＜28Mpa 25Mpa≤fcu，k＜30Mpa
fcu，0=fcu，k+1.645δ fcu，0=fcu，k+1.56δ fcu，0=fcu，k+1.85δ fcu，0=fcu，k+1.45δ
fcu,o≥fcu,k＋1.645s fcu,o≥fcu,k＋2s fcu,o≥fcu,k＋3s fcu,o≥1.15fcu,k
fcp＜fcu fcp＝fcu fcp＞fcu fcp≥fcu
0,95fcu,k fcｕ，k 1．15fcu,k fcｕ，k+1,645σ
fcu,min≥0.85fcu,k fcu,min≥0.09fcu,k fcu,min≥0.95fcu,k fcu,min≥1.05fcu,k
fc>fcu>ft fcu=fc>ft fcu>ft>fc fcu>fc>ft
fcu,k=25Mpa fcu,k ≤30Mpa fcu,k ＜28Mpa fcu,k ＜30Mpa
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