單項(xiàng)選擇題

復(fù)合受力下,混凝土抗壓強(qiáng)度的次序?yàn)椋ǎ?img src="https://newimg.ppkao.com/2018-12/yuanhui/2018121716163092122.jpg" />

A.Fc1 < Fc2 < Fc3
B.Fc2 < Fc1 < Fc3
C.Fc2 < Fc1 = Fc3
D.Fc1 = Fc2 < Fc3


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