问题 单项选择题

某悬臂式矩形水池,壁厚620mm,剖面如图13-15所示。采用MU15烧结普通砖、M10水泥砂浆砌筑,砌体施工质量控制等级为B级。承载力验算时不计池壁自重,水压力按可变荷载考虑,假定其荷载分项系数取1.0。结构安全等级为二级。

按池壁竖向的受弯承载力验算时,该池壁所能承受的最大水压高度设计值H(m),应与下列何项数值最为接近()?

A.2.0

B.1.8

C.1.7

D.1.6

答案

参考答案:A

听力题

根据短文内容及首字母提示,补全空格内单词,使短文完整、通顺。

Some years ago, I went to Australia for a meeting with my friend, Chris. We decided to drive across the country to Brisbane after the meeting ended. The drive was going to take four days and most of it was across the desert, so we had to take food, water, and extra gas(汽油) w  1  us.

The first day was a lot of fun as we were excited and laughing at each other’s jokes. By the third day of driving in the seemingly endless desert, we began to get b  2 . We had been quiet for a few hours when Chris found some kangaroos in the distance. We were b  3  excited and decided to get a closer look. Chris speeded up to

c  4  up with the kangaroos. We got closer and closer, and Chris was doing 110 kilometers per hour. We were very close to the kangaroos—too close—when we heard a loud BANG!

Chris s  5  the car and we got out. Behind the car was a larger kangaroo l  6  completely quiet on the ground. Chris went over to the kangaroo and put his baseball cap on its h  7 . He took off his sunglasses and put them on the kangaroo and did the same with his jacket. Then he put his arm a  8  the kangaroo and told me to take a photo of them together. I was still surprised, but I took out my c___9___. While I was ready to take photos, I saw the kangaroo move. It suddenly woke up, looked at Chris, and jumped away into the distance before we could do anything.

I started laughing but Chris looked very serious. He said his wallet and passport were in the jacket. I started laughing even harder. I stopped laughing, h  10 , when he said that our car keys were also in the jacket!

问答题 计算题