通常把交通网描绘成一系列的节点和节点之间的联络线.The transportation network is described as a series of nodes and connecting links.提出了一种新颖的阻尼 联络线 低频振荡的UPFC两阶段控制方案.This paper proposes a novel two - stage control scheme of UPFC for damping tie - ...
Abstract The minimal heart rate recorded with 24 - hour dynamic electrocardiagraphic ( DCG ) monitoring in 1070 elderly patients was analysed.回顾并随访分析1070例老年患者24小时动态心电图 ( DCG ) 中的最低心率.Objective To observe the DCG and chan...