【单选题】Scarely had I reached there ______ it began to rain.
【单选题】I had scarely done my homework ( ) my mother came in.
【单选题】桥台后背0.8-1.0m范围内回填,不应采取的材料是()
【单选题】桥台后背0.8~1.0M范围内回填,不应采用的材料是( )
【简答题】渗碳钢通常是经过渗碳、淬火、( )之后使用的钢
【单选题】独立基础配筋如图1所示,Y向钢筋根数正确的是()。
【简答题】C++中可利用 函数对类对象进行初始化?