乾隆中期,天宁寺行宫御花园,有收藏《四库全书》的()。
A、文澜阁
B、文汇阁
参考答案:B
计算题:一台2t单梁吊车,跨度L=13.5m,则主梁跨中上拱度应为多少?若吊2000kg重块,主梁跨中允许弹性变形量应为多少?
— Nancy was badly injured in the accident yesterday and she was sent to hospital. — Oh, really? I(). I() visit her.
A.didn’t know;will go to
B.don’t know;will go to
C.didn’t know;am going to
D.haven’t known;am goingt o