【简答题】任意横截面上的剪力在数值上等于该截面一侧梁段上所有外力沿杆轴垂直方向投影的( );任意横截面上的弯矩在数值上等于该截面一侧梁段上所有外力对该截面形心之矩的( )。
【判断题】Today more than half of the people in Wales still speak the ancient Welsh language
【单选题】25克阿莫西林胶囊成年人正确的用法用量是( )
【判断题】Today more than half of the people in Wales still speak the ancient Walsh language
【简答题】古罗马共和后期,教育的根本目的是培养()。