问题 单项选择题

某工程桩基础采用预制桩,截面尺寸为0.4m×0.4m,桩的入土深度14.0m,采用 C30混凝土(Ec=3.0×107kN/m2),桩周2.8m范围内地基土为黏土,其水平抗力系数的比例系数m=20MN/m4。桩身主筋820,单桩的允许水平位移取10mm。桩基承台高1.1m,承台埋深1.5m。承台底面以上为密实粉土(μ=0.3,Pc=200kN),桩的布置情况见图4-10。

③桩的水平变形系数a=( )。

A.0.45

B.0.835

C.0.976

D.1.10

答案

参考答案:B

解析:
EI=0.85EcIo=0.85×3×107×2.13×10-3=54315kN·m2

单项选择题 B1型题
阅读理解

Marilyn M.Arnold

4500 Ridgewood Road Memphis,Tennessee 38116

Tel:901­599­0316 E­mail:efg@yahoo.com

Objective

To obtain a position that will enable me to improve my organizational skills,educational background,and ability to work well with people.

Experience Lead Teacher La Petite Academy,Memphis,TN.

June,2011­July,2012

—Planned activities that would promote growth in language,social skills.

—Provided children with individual attention.

—Communicated with parents on a regular basis.

Education

At present,studying Science in Elementary Education at the University of Memphis.

Fahd EI Zoghat

American University of Beirut Tel:0096311­6820300 (Damascus) E­mail:abc@aub.edu.lb

Objective

To secure a promising position that offers both a challenge and a good opportunity for growth.

Experience 2010­2011

—Assisted a professor in the computer simulation(模拟) of digital circuits.

—Assisted an instructor in the area of radar systems.

—Worked as a research assistant with a professor in the area of digital image processing.

Education

Stanford University,Palo Alto,CA

Madeline Little

555 Maple Dr.Hartford,CT 06105 Tel:(860)555­0820 E­mail:m.e.little@gmail.com

Objective

To obtain a position as a Salesman Associate to improve the ability to work well with people in Summer.

Experience

September 2009­Present

—Aid students in person and via phone with questions regarding course registration.

—Assist with all other office administrative duties.

—Nominated(提名) for Employee of the Year in 2011 due to excellent performance.

2005­2008

—Teammate on Hartford High School women’s soccer team.

Education

ABC Community College Hartford,CT Bachelor of Arts

James Todd Wells

7444 Vesta Drive Little Rock,Arkansas.72210

Tel:(501)555­555 E­mail:jtwell@mail.net

Objective

To secure a position with a well­established organization with a stable environment that will lead to a lasting relationship.

Experience

2001­2011

—Worked in Cardiovascular Rehabilitation Unit Admissions of Outpatient Services at Hickingbotham Center admitting patients.Worked as liaison(联络) representative between family members and doctor.

—Worked also in Emergency Room admissions checking in patients.Entered personal data and followed up on insurance verification(核实).

Education

University of Arkansas at Little Rock,Little Rock,Arkansas

小题1:From the first part,we can learn that Marilyn M.Arnold ________.

A.knows about children’s education

B.wants to get a job with a stable environment

C.has got a degree of Science in Elementary Education

D.is an excellent teacher of the University of Memphis小题2:Which one may be short of independent working experience?

A.Marilyn M.Arnold.

B.Fahd EI Zoghat.

C.Madeline Little.

D.James Todd Wells.小题3:According to James Todd Wells’experience,he is most likely to be hired by ________.

A.a supermarket

B.a hotel

C.a hospital

D.a school小题4:What do the four people have in common?

A.They have received college education.

B.They want a permanent job.

C.They want to work with people.

D.They have rich working experience.