整体单向板肋梁楼盖中,连续主、次梁按正截面承载力计算配筋时,跨中按________截面计算,支座按________截面计算。
参考答案:T形 矩形
I've become good friends with several of the students in my school I met in the English speech
contest last year. [ ]
A. who
B. where
C. when
D. which
从事货检工作的从业人员必须经()考试合格后方能上岗。
A.车站
B.车务段
C.铁路局
D.铁道部