The question asked is, how much of the radiant energy from the sun that falls on a plant is converted into plant organic matter?

要问的问题是：照射到植物上的太阳辐射能有多少转化成植物有机物呢?。

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Finally, the paper gives its view on how to control the radiant noise level through design and management in order to satisfy the requirements on railway boundary noise limit.

最后讲述如何在设计和管理上控制列车的辐射声级，使之满足铁路边界噪声限值的要求。

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An article on the ordination led Wednesday's News.va news page, recalling how Joseph Ratzinger, then 24, was ordained on a "radiant summer day" along with 42 other young men.

BBC: 'I just launched' - Pope Benedict sends first tweet