题目内容

若已知梁的短期效应刚度Bs＝29732.14kN·m2，按荷载效应的标准组合计算的跨中弯矩值Mk＝90kN·m，按荷载效应的标准永久组合计算的跨中弯矩值Mq＝50kN·m，梁受压区配有2Φ18的钢筋，则跨中挠度与下列()项数值最为接近。

A. 10.2mm
B. 14.3mm
C. 16.3mm
D. 11.9mm

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【B2】

A. fastened
B. were fastening
C. had fastened
D. would fasten

【C6】

A. or
B. and
C. till

【B19】

A. watched
B. had been watching
C. has been watching
D. had watched

设a和b均为双精度型变量，且a=5.5、b=2.5，则表达式(int)a+b/b的值是()。

A. 6.5
B. 6
C. 5.5
D. 6