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  1. ..._ultraviolet_.we can detect it by a _fluorescent_ paper. 3.all object emit infrared radiation.the higher the_temperature_ of the object is,the more ...

  2. ...more carbon dioxide in the atmosphere - carbon dioxide: greenhouse gas - re-radiates radiation back to the atmosphere - temperature increases - less ...

    分類:科學及數學 > 地理學 2014年02月07日

  3. according to my fds in the world of beauty, they say that probably this is for the smoothing and tenderizing the skin so that the red radiation wont caus ...

  4. ...參考:http://upload.wikimedia.org/wikipedia/commons/thumb/2/23/Chernobyl_radiation_map_1996.svg/568px-Chernobyl_radiation_map_1996.svg.png 此預覽的大小 ...

    分類:文學及人文學 > 歷史 2013年11月21日

  5. 1. Beta ray is "ionizing radiation". It can ionize the substance that it passes... with density higher than lead serve as radiation shield better ...

  6. 1. Why you think the photon would lose energy during its path? If there is no absorption medium (e.g. air or other substances) along the path of photons, ...

  7. ... temperature is referenced to the temperature of a blackbody radiation. Hence, if a blackbody is of temperature about 5400 K, the radiation...

  8. ... as 紅外線) even there is smoke present. It because infrared radiation is of wavelength outside the visible range of human eyes. Laser...

  9. ...雙層隔熱玻璃窗 (中間空氣隔熱),高層大廈採用低輻射鍍膜玻璃 (減少熱能透過輻射radiation傳入室內/外),減低室外溫度影響,從而減少空調用電 面向陽光處安裝窗 ...

    分類:環境 > 其他 - 環境 2013年09月04日

  10. ...unknown. So it is up to you if you want to go. However, a. Radiation exists in the atmosphere, even in Hong Kong. The only...

    分類:亞太地區 > 日本 2013年09月03日