severit相关论文
Factors behind not using child restrain(t) among hospital employees and general population:A case co
BACKGROUND: Motor vehicle crash(MVC) related injury has been identified as a major public health concern. Child restrain......
针对现有暂降域分析方法的不足,提出一种新的故障线路严重度评估方法。基于故障点法,定义平均电压幅值、遭受不同深度暂降的节点数......
