单词：cardiac valve replacement with bovine meninges
单词：cardiac valve replacement with bovine meninges 相关文章
第四篇 心血管系统 Section 4 Angiology 第一章 心血管系统 Chapter 1 Cardiovascular System abdominal aorta 腹主动脉 anterior cardiac vein 心前静脉 anterior inferior sinus of pericardium 心包前下窦 anterior interventricular branch 前室间支 anterior inte
医学英语
This is the VOA Special English Health Report. Cardiopulmonary resuscitation, or CPR, can save the life of someone whose heart has stopped. The condition is called cardiac arrest. The heart stops pumping blood. The person stops breathing. Without li
VOA慢速英语2007年（三）月
You're in the supermarket, and a man collapses. He's gasping. It's CPR time. But wait, was it 20 compressions, two breaths, or 15 to every one breath? Can't remember? Well you may not have to. Because theres hands-only CPRpressing the chest fast and
Scientific American(十)月
By Carol Pearson Washington 25 July 2007 You may have heard about young athletes, still teenagers, whose hearts stop beating, sometimes while playing sports. In many of these cases, their parents and doctors find out after the fact that these young a
2007年VOA标准英语（七月）
Cardiac medicine has made tremendous strides since the 1950s, when surgeons placed the first experimental artificial valves in the human heart. One of the pioneers in that field is Dr. Albert Starr, who co-invented the heart value - which has extende
VOA标准英语2010年(十一)月
Cardiac medicine has made tremendous strides since the 1950s, when surgeons placed the first experimental artificial valves in the human heart. 外科医生1950年代首次在人类心脏里植入了试验性的人造瓣膜。心脏医学自那以来取
VOA双语新闻 2011年2月