单项选择题
混凝土各种强度指标之间的关系为下列何项()
A.fck>fcu,k>ftk
B.ftk>fcu,k>fck
C.fcu,k>ftk>fck
D.fcu,k>fck>ftk
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单项选择题
A.fck>fcu,k>ftk
B.ftk>fcu,k>fck
C.fcu,k>ftk>fck
D.fcu,k>fck>ftk
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