A.
(A)436
B.
(B)442
C.
(C)450
D.
(D)467


值,A<0.2m2,取
=A+0.8;水泥砂浆,取
=0.9,所以
=0.9×(A+0.8)。
A.
(A)14.51<24
B.
(B)21.8<22.72
C.
(C)23.6<24
D.
(D)16.25<19.2
A.
(A)12.5<24
B.
(B)14.8<22.72
C.
(C)16.25<24
D.
(D)16.25<19.2