TED:日本核污水排海累计1500吨。今日主题:Is radiation dangerous?(辐射有哪些危害) 作者:Matt Anticole摘抄: 核辐射源于原子核,带有正电荷的质子正正相斥。一种叫做强核力的现象艰难地克服这种排斥并保持原子核完整。然而,一些质子和原子的组合,同位素,依然不稳定,换句话说,有放射性。它们会随机释放出物质和(或)...
When we hear the word radiation, it's tempting to picture huge explosions and frightening mutations. But that's not the full story — radiation also applies to rainbows and a doctor examining an X-ray. So what is it, really, and how much should we worry about its effects? Matt Anticole...
Journal of Applied Clinical Medical Physics,3,2Cameron, J.R. Is radiation as dangerous as they say? (Video/DVD). www.medicalphysics.orgCameron JR. Is radiation as dangerous as they say? (Video/DVD). Medical Physics Publishing, Madison, WI, 2001. Available from URL: http://www.medical...
To start, not all radiation is hazardous. 首先,不是所有的辐射都有危险。 Radiation becomes risky when it rips atoms' electrons away upon impact, 当撞击将原子的电子分开时核辐射才有危险, a process that can damage DNA. 这是一个可以损坏DNA的过程。 This is known as ionizing radiation 这个叫做电...
Is radiation dangerous? - Matt Anticole 这句听不懂 ({{filtersLength}}) The browser version you are using is too old and does not support audio playback. Please use a modern browser such as Chrome. < > {{showSentense?"√":" "}}字幕 音频 视频 选集 X {{playbackRate}} 全部句子...
CT scan of the Arm or Leg is done to look for problems such as fracture etc. in the shoulder, wrist, elbow, hand, knee, hip, ankle, or foot. What are the Risks of CT Scan? CT scan is a safe, non-invasive and a very low-risk procedure. The patient gets exposed to radiation wh...
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How high is the radiation risk in the rest of Japan? The average radiation exposure for the entire Japanese population, due to the Fukushima disaster, was as low as 1/10th of that experienced by the entire European population due to the 1986 Chernobyl meltdown. That’s the finding of a ...
Ionizing radiation is being regarded as life threatening. Therefore, accidents in nuclear power plants are considered equal threatening as nuclear bomb exp... H Vogel - 《European Journal of Radiology》 被引量: 15发表: 2007年 Is Obesity as Dangerous to Your Wealth as to Your Health? Obesity ...
Test for Radon.The first step in managing the risk of radon is to have your home tested. Every home is unique, and a home with dangerous radon levels can be next door to a home with virtually no radon. Any radon level higher than 4 picocuries per liter is considered by health authorit...