阻尼正弦曲线;减幅正弦波

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

发表于:2018-12-05 / 阅读(250) / 评论(0) 分类 医学英语

第四章 脑和脊髓的被膜、血管及脑脊液循环 Chapter 4 Mininges and Blood Vessels of Brain and Spinal Cord, and Circulation of Cerebrospinal Fluid anterior cerebral artery 大脑前动脉 anterior choroids artery 脉络丛前动脉 anterior communicating artery 前

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Bradycardia Don: Yal, isn't normal heart rate somewhere between sixty to one hundred beats per minute? Yal: That's right, Don. Why? D: This would be the one time you don't correct me. My heart rate is only 44 beats per minute. That means I have bra

发表于:2019-01-26 / 阅读(60) / 评论(0) 分类 英语听力文摘 English Digest

By Melinda Smith Washington, DC 17 April 2006 watch Sinus Surgery report Many people who live in climates where there is a change of seasons often experience sinus problems. Sinus pain and headaches c

发表于:2019-01-31 / 阅读(174) / 评论(0) 分类 2006年VOA标准英语(四月)

By June Soh Washington, D.C. 17 October 2006 watch Youngest Imam report Two teenagers who used to spend their time playing computer games after school are suddenly finding themselves as spiritual leaders. Their role relieves a U.S. Muslim community'

发表于:2019-02-06 / 阅读(136) / 评论(0) 分类 2006年VOA标准英语(十月)
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