问题 单项选择题

某楼层为梁板结构,单向板受力,跨度为4m,支于两边简支梁上。梁的跨度为5 m。装修时在板上铺设水磨石地面,水磨石重度γ=30KN/m3,装修厚度为0.05m。

下列影响简支梁弯曲变形的因素中,()是不正确的。

A.跨度

B.截面形状尺寸

C.材料硬度

D.材料的弹性模量

答案

参考答案:C

写作题
假设你将带你的外教老师在南京游玩一天,请根据下面的表格写一个游玩计划。要求文中必须包括所有要点,80词左右。
Time
Places and activities
Transport
7:00a.m.-11:00a.m.
Zijin Mountain, climbing the mountain
Taxi
11:30a.m.-12:30a.m.
A restaurant, having lunch
/
1:00p.m.-4:00p.m.
The Confucius Temple, eating local snacks, buying souvenirs(纪念品)
Bus
4:30p.m.-6:00p.m.
Xinjiekou, shopping
Underground
   We are going to have a busy day today.
                                                                                            
                                                                                    
                                                                                            
                                                                                        
                                                                                  
                                                                                 
                                                                                 
解答题