Thereisagrowingbodyofevidencetosupportthefactthatmostpeoplesufferfromalackofdaydreaming_______anexcessofit.
B
rather than 而不是。 other than 不同于,除了; in place of 代替; instead 代替
某T形梁截面尺寸如图1所示,当按最小配筋率min0.2%置配纵向受力钢筋As时,设截面有效高度h0=465mm,则As为()
考虑塑性内力重分布的梁端设计弯矩,调幅与效应组合的次序是()