将快门速度调至 1/8000 - 非常少的进光量.

Set shutter speed to 1/8000 - very little light gets through.

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光对于植物的健康成长是必不可少的。

Light is essential for the healthy development of plants.

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由于限幅放大器具有设计简单、功耗低、芯片面积小和外接元件少的优点，本文选择限幅放大器的形式来实现光接收机的主放大器。

The latter one was chosen to realize the main amplifier in our design since it has the features of simple topology, few external components and fast responsibility.

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