女性,32岁,1小时前被汽车撞伤,右膝部闭合性损伤,伤后患者不能主动背侧伸展,原因() ["坐骨神经损伤","胫后神经损伤","胫后神经损伤","胫前神经损伤","腓总神经损伤"]
数字万用表的表头是() ["磁电式直流电流表","数字式直流电压表","数字式直流电流表","电动式直流电流表"]
排渣风量对钻速会产生什么影响?
()是指用软壳和薄膜代替三维构造物,用软壳和薄膜将一个物体或系统从外部环境中隔离出来。 ["气压和液压结构原理","柔性壳体或薄膜原理","颜色改变原理","多孔材料原理"]
维生素K依赖的生理性抗凝物质是()。 ["肝素","蛋白C","AT-Ⅲ","FVⅡ","TFPI"]
救灾