从事心电图工作的医生,常会碰到异常ST-T段改变,但一时难以做出正确的诊断,只描写出改变的现象或诊断为低钾、心肌损害、心肌缺血、冠状动脉供血不足等。而这些心电图的相当部分实际仅表现为几个导联的T波低平或双向"+、-""-、+"。如单纯T波倒置或T波在aVF、aVL,Ⅲ导联导联上低平,以及aVL、Ⅰ导联主波向上振...
Gordon Allport was an American psychologist, largely credited with the development of personality psychology. Allport is particularly known for the development of his trait theory of personality. With a strong religious and moral upbringing, Allport had a strong desire to integrate the scientific approac...
摘要: 1948年9月,人民解放军经过英勇奋战,进入战略决战阶段.经过三大战役,敌我力量对比发生了根本变化.中国人民解放军已发展壮大至300万人,国民党军队则下降至290万人.1949年元旦,蒋介石在南京举行了新年团拜会.在团拜会上,蒋介石还宣读了乞和的《新年文告》,暗示自己将下野.关键词:...