单词：sinoatrial reentry tachycardia
单词：sinoatrial reentry tachycardia 相关文章
What do we know about the Sino-US Strategic and Economic Dialogue? The SED is a forum for China and the United States to mutually discuss a broad range of strategic, long-term, and global issues. The forum was formally established on April 1st, 2009,
cctv9英语新闻2016年
Atrial fibrillation is a cardiac arrhythmia that often produces very disruptive palpitations, fatigue, and even shortness of breath. Worse, atrial fibrillation can substantially increase your risk of stroke. If you have atrial fibrillation there is l
实用英语
Dr. David Wilber performs a procedure called catheter ablation to treat patients with atrial fibrillation at Loyola University Medical Center in Illinois A relatively new procedure is proving to be more effective in treating patients with irregular h
VOA标准英语2010年(二月)
Sustained Irregular Heartbeat Raises Mortality Risk for Middle Aged Women Many doctors see atrial fibrillation (AF), an abnormal heart rhythm, in their elderly patients. But a new study indicates that a surprising number of middle aged women, who are
VOA标准英语2011年(六月)
This is the VOA Special English Health Report. A condition called atrial fibrillation produces an abnormal heartbeat. People feel their heart race and they lose their breath. It may last a few seconds, but it can get worse and worse with age, leading
2010年慢速英语(二)月
Reentry Heat [Why does a space shuttle get hotter on reentry than on liftoff?] 能想象航天飞机穿越大气层时受到摩擦产生的热量有多惊人吗？来一起听听吧。 M:Dolle,we now know that the space shuttle Columbia burned up whe
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