问题 单项选择题

某建于非地震区的20层框架—剪力墙结构,房屋高度 H=70m,如题63-65图所示。屋面层重力荷载设计值为 0.8×104 kN,其他楼层的每层重力荷载设计值均为1.2× 104 kN。倒三角形分布荷载最大标准值q=85kN/m;在该荷载作用下,结构顶点质心的弹性水平位移为u。

在水平力作用下,计算该高层建筑结构内力、位移时,试问,其顶点质心的弹性水平位移“的最大值为下列()项数值时,才可以不考虑重力二阶效应的不利影响。

A.50mm

B.60mm

C.70mm

D.80mm

答案

参考答案:B

解析:

根据《混凝土高规》5.4.1条及其条文说明,

阅读理解

第二节信息匹配(共5小题;每小题2分,满分10分)

请阅读下列娱乐信息和个人信息,并按要求匹配信息。请在答题卡上将对应题号的相应选项字母涂黑。首先请阅读下列应用文:

A.Theatre drama

The new play Love with My Former Wife, performed in Shanghai Dramatic Arts Center, introduces a story of love. You will see dating, love and marriage in this day.

B.Classic ballet

The classic ballet La Bayadere describes a love story in ancient India. The ballet has been popular since 1877. This week, Guangzhou Ballet Troupe will bring this ballet to Shanghai.

C.Classical music

Dmitri Shostakovin is considered one of the greatest Soviet composers. This week, his works will be performed in memory of the 100th anniversary of his birth.

D.Theatre playThe play Activated Carbon tells the story of two generations. It describes the lifestyle of young people who are struggling for a better future in the city, as well as the old generation’s thoughts on life and history. This play shows their different attitudes to life, history, love and marriage.

E. Students’ concert

A student art group aged 9 to 13 will hold a concert this weekend. The performers will display their skills in playing traditional Chinese musical instruments.

F. Piano concert

A piano concert will be performed at 2:00 pm in Shanghai Oriental Art Centre. The program will include selections from Beethoven, Chopin and Mozart.

请阅读以下个人信息,然后进行匹配:

56. Peter is interested in traditional Chinese musical instruments. He is also interested in anything that is related to Chinese musical instrument.

57. Jenet is twenty—four years old. She has difficulty in understanding her parents’ lifestyle. She has great interest in the differences between generations.

58. Elma has been learning how to play the piano since she was a youngster and her musician parents have set their sights on a concert career for their daughter. Now Elma is 18 and is preparing for a piano competition. She needs more inspiration.

59. Katherine is a middle school student. She spends most of her spare time in reading love stories and dancing. The love stories based on ancient India are her favourite.

60. Lily is a 25-year-old law student who loves classical music, though she has no particular talent for playng or composing. Enjoying classical music is often a pastime. She’s interested in soviet composer in particular.

单项选择题