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New data show that when bystanders without emergency medical training try CPR using only chest compression, the results can be better than if they also attempt mouth-to-mouth. Christopher Intagliata reports 看见身边有人突然倒了, 想救人家
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1.Computer-Aided Manufacturing(CAM) 计算机辅助制造 A: Is CAM used in China? B: Yes,it has been uesd in China for almost twenty years. A:在中国有使用CAM的吗? B:有啊,在中国使用已经将近20年了。 2.Hot working 热加工 A: What are the hot working proc
Elon Musk's Hyperloop is getting its first working test track When Elon Musk, the PayPal billionaire, announced his plans for a near-supersonic transport system of passenger capsules levitating inside tubes it sounded like science fiction. Now the co
D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in
Study finds chest compressions are the real life-saver Art Chimes | St. Louis, Missouri 29 July 2010 Cardiopulmonary resuscitation, or CPR, has been around in its modern form for about 50 years. Its rhythms of chest compressions and mouth-to-mouth br