试题与答案

建筑构件的耐火极限用()表示。 A.能量(J) B.小时(h) C.温度(℃

题型:单项选择题

题目:

建筑构件的耐火极限用()表示。

A.能量(J)

B.小时(h)

C.温度(℃)

D.明火高度(m)

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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