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- They give off discrete amounts of radiant energy. 它們放出不連續的輻射能量。
- We know that light is a variety of radiant energy. 我們知道光是一種輻射能。
- A beam of radiant energy in the form of a narrow cone or cylinder. 光線錐窄圓錐體或圓柱形的輻射性光束。
- The fraction of radiant energy that passes through a substance. 通過某種物質的輻射能因子。
- The amount of radiant energy needed to expose a photographic film. 曝光量感光膠片上曝光所需的輻射能的總量
- We have come to appreciate fundamental similarities between all of the various forms of radiant energy and matter. 我們已經開始意識到了各種形式的輻射能和物質之間的基本的相似性。
- Different kinds of radiant energy have certain fundamental characteristics in common. 不同種類的輻射能卻有著某種共同的基本特性。
- Different kinds of radiant energy,such as light,X rays,and radio waves,seem very different from each other. 各種輻射能，例如光，X射線以及無線電波，彼此很不相同。
- Like other varieties of radiant energy,light radiates,that is,it spreads out from its source in straight lines. 光像其他輻射能一樣輻射，就是說它從光源以直線的方式向外傳播。
- The capture of radiant energy by plant pigments. About 80% of the visible light falling on a leaf is absorbed, and about 10% of the infrared radiation. 2通過植物色素捕獲輻射的能量。大約80%25照射在葉子上的可見光被吸收，10%25是紅外光。
- Other forms of radiant energy familiar to us are radio waves, infrared rays, ultra-violet rays,X rays,and gamma rays. 我們熟悉的另外一些形式的輻射能是電磁波，紅外線、紫外線、X射線和伽瑪射線。
- Different kinds of radiant energy, such as light, X rays, and radio waves, seem very different from each other. 各種輻射能，例如光，X射線以及無線電波，彼此很不相同。
- Other forms of radiant energy familiar to us are radio waves,infrared rays,ultra-violet rays,X rays,and gamma rays. 我們熟悉的另外一些形式的輻射能是電磁波，紅外線、紫外線、X射線和伽瑪射線。
- Our most important source of radiant energy is, of course, the sun. Without it there would be no life, for plant life depends upon radiant energy-and we depend upon plant life. 當然，我們人類最重要的光能的來源就是太陽。沒有太陽，就沒有生命，植物的生命依賴輻射能，而我們依賴植物的生命。
- From H. G. Wells' Martian "deathray" of 1898 to the most recent science fiction magazines, the potential applications for precisely-controlled super-intense beams of radiant energy have been explored and exploited by countless imaginative authors. 自1898年H.;G
- The Bubble Foil Insulation Material (aluminum coating and air bubbles) blocks up to 95 percent of radiant heat, intercepts the flow of radiant energy to and from the building component. 鋁箔和氣泡相結合而成的隔熱產品，可減少建築物與外界之間95%25的熱量傳輸。
- The government has taken a measure to maintain the stability of prices. 政府已經採取了措施以確保物價穩定。
- Chemical breakdown caused by radiant energy. 光解作用由光能引起的化學分解
- The war could threaten the stability of the region. 戰爭可能會影響到這個地區的穩定。
- a sudden intense burst of radiant energy. 輻射能瞬間而強烈的爆發。
