喜欢集中光电伏打浓缩器，这些技术使用只有直接-光线日光，并非漫射太阳的放射线。
Like concentrating photovoltaic concentrators, these technologies use only direct-beam sunlight, rather than diffuse solar radiation.
一个光电倍增管，用来探测从镭放射源中随机发射的光子；
A photomultiplier tube, to detect the random photons thatemanate from the radium source.
一个光电倍增管，用来探测从镭放射源中随机发射的光子；
A photomultiplier tube, to detect the random photons thatemanate from the radium source.
应用推荐