aBut they do give off infrared radiation 但他们释放红外辐射[translate]
@ Parmnparsley- For the most part microwaves only leak when they are old or outdated. The FDA regulates how much microwave radiation is allowed to leak out of a new microwave oven in its lifetime, and this amount is far less than what can cause harm to humans. ...
Do you constantly use the computer, whether for learning or entertainment? Computers give off radiation(辐射) that is bad for your health, but here are some ways to protect yourself from computer radiation. 【1】Green tea can be absorbed by the body easily into a form of vitamin A, which...
【3】A根据下句The brighter the screen the higher the radiation there will be and vice versa.说明屏幕的亮度也是影响人们视力的原因,那么就要调整屏幕的亮度。故A项正确。 【4】B根据下一句Wash your face soon after using the computer在用完电脑以后要洗脸。那么之前也要采取措施,选项中只有B项是与之有关...
Do humans harm the environment? If we assume humans are causing most of the current global warming, is the warming dangerous? If we are dangerous to the environment, should we limit our population in some way? If global warming is potentially dangerous, and we assume human CO2emissions are ...
Briefly explain how particulate and high-energy radiation can be harmful to humans. Is uranium or nobelium present in reactor fuel? Did the Chernobyl explosion release ionizing radiation? Does electricity have ionizing radiation? Nuclear reactions result in tremendous amounts of ...
Humans retained plentiful tresses on the tops of their heads for protection. This makes sense since the head is one of the main parts of your body that's consistently exposed to the sun. That means there's a greater amount of heat and radiation that reaches it directly. Traveling down...
For each level, standardized representations suited to different perspectives can then be defined as representations to facilitate tailored exchange of information among humans or tools, textual as well as graphical ones. Using XML, the MathML standard could become a standard representation of the ...
根据短文内容.从短文后面的选项中选出能填入空白处的最佳选项.其中有两项为多余项.Do you constantly use the computer, whether for learning or entertainment? Computers give off radiation that is bad for your health, but here are some ways to protect yourself f
(影响) of pollution on humans and on the world's lakes and oceans. Angela Merkel (1954 - ) In 2005, Germans chose Angela Merkel as their first woman head of the country. She had been a scientist in the past. As Germany's leader, she has had an effect on the whole world. ...