架立钢筋布置在梁肋的下缘,主要起固定箍筋和斜筋并使梁内全部钢筋形成立体或平面骨架的作用。
A. 对
B. 错
Don’t worry about ________you’re going to be able to do the job or not.
A. weather
B. whether
C. winter
D. rather
预应力混凝土简支T形梁的梁肋下部通常要加宽做成马蹄形。
A. 对
B. 错
We need _______ him the truth.
A. tell
B. tells
C. telling
D. to tell