石蕊: 从几种地衣类植物中获取的带色有机化合物的混合物.Litmus: Mixture of coloured organic compounds obtained from several species of lichens.地衣类植物生长速度慢,有好几年的寿命.其生长依赖于霉菌和海藻的共生.Lichens, which grow slowly and live for many years, result from fungi a...
目的了解产妇产褥初期(产后2周)低钾血症发生率 、 临床特点及观察方法.Objective To observe hypokalemia and study its incidence, clinical features at primitive puerperium.多巴酚丁胺组心衰发生率更高,而左西孟旦组房颤, 低钾血症和头痛的发生率更高.There were higher incidences of atrial fibrill...