题目:
一简支梁设计成两种不同截面形式如图4-1所示,如果梁下部纵向受力钢筋配置相同,其受弯承载能力以下叙述哪个为正确()。
A.两者相同
B.T形大于矩形
C.T形小于矩形
D.哪个大不能确定
答案:
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One possible version:I have three friends. They are David, Tom and Jack. David likes playing basketball and table tennis. He thinks it is good for healthy, interesting a...