【判断题】在轴心受压构件中,由于钢筋和混凝土共同受压,故钢筋和混凝土均宜采用较高强度等级的材料。
【单选题】在钢筋混凝土受压构件中( )
B.
宜采用较高强度等级的混凝土,不宜采用高强度钢筋
C.
不宜采用较高强度等级的混凝土,宜采用高强度钢筋
【单选题】What rhetorical mode is adopted in the following paragraph?Online computer services are having the effect of changing how the world communicates. No longer do people have to go to their local librarie...
【判断题】河源的确定通常是根据“河源唯远”的原则。