Photocells are also used in photometry and spectroscopy.
光电管也应用于光度学和光谱学。
With ordinary photocells, one can pick up the frequency between two different lasers.
用普通光电池，人们就能够探测到两个不同的激光之间的拍频。
A wise choice might be to choose from among inexpensive outdoor security light fixtures now available that combine both photocells and motion detectors.
一个明智的选择可以选择从廉价的户外安全灯具已经推出，既包括光电池和运动探测器。
Photocells activate lighting during hours of darkness and can be combined with timers and motion detectors to ensure they only work when you want them to.
光电照明激活在黑夜时间，可以用定时器和运动检测器结合起来，确保他们只工作时，你希望他们。
It is an absolute basis for the high-tech industry. Silicon is photocells for solar cell batteries, semiconductors for computers and many other useful things.
这个绝对是高科技用的基本材料，用于太阳能电池的硅光电池，计算机和其他领域广泛使用的半导体，都离不开硅。
The advantages of low manufacturing cost, simple coating or printing fabrication process in large size make polymer photocells promising for many practical applications.
低生产成本、能通过简单甩膜或印刷方式就能制备大面积器件的优势使聚合物光电池在许多实际应用领域具有广阔的前景。
The key encoder input module has the advantages of that the configuration is simple, the cost is basically equal to the traditional keyboard, and the number of photocells used is small.
该键编码器输入模块具有结构简单、成本与传统键盘基本相当、使用光电元件数量少的优点。
The key encoder input module has the advantages of that the configuration is simple, the cost is basically equal to the traditional keyboard, and the number of photocells used is small.
该键编码器输入模块具有结构简单、成本与传统键盘基本相当、使用光电元件数量少的优点。
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