One solar method of heating water USES glazed or unglazed collectors.
用太阳能加热水的方法之一是利用半透明或不透明的集热器。
The successful deployment and operation of the Japanese IKAROS and NASA's NanoSail-D solar sails have demonstrated a key method for getting around in space, without having to use any propellant.
日本的伊卡洛斯飞船和NASA的纳米帆-D太阳帆的成功发射和展开,已经展示了一个不用任何发动机就可以在太空中徘徊的关键方法。
However, a new method could lead to portable desalination devices simple enough to run off solar power or a battery, but powerful enough to supply a family, or even a small village, with clean water.
然而,一种新的方法可能会导致一种便携式的海水淡化装置,它简单得足以赛过使用太阳能或电池的,然而其功能却强大得能满足一个家庭,甚至一个小村庄的清洁用水。
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