为了提高圆形截面轴心受压钢筋混凝土柱的承受能力,下列选项中哪一个全面叙述了其因素?()
Ⅰ.提高混凝土强度等级 Ⅱ.减小柱子的长细比
Ⅲ.箍筋形式改为螺旋式箍筋 Ⅳ.箍筋加密
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某小区拟建一栋高层住宅,试问其与相邻不同层数住宅的侧面最小间距为哪一项?()
风玫瑰中表示了全年、夏季和冬季的主导风向,其中夏季和冬季分别是指哪几个月的风速平均值?请选择正确的一组。()
__________ A) The interview is very important for him. B) He has never been to an interview. C) He hasn't prepared for the interview. D) The interview is said to be quite demanding.