photocell 的定义
Electronics.
- a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic control systems for doors, lighting, etc.
更多photocell例句
- A fast reading with the photocell gave me the apparent magnitude and a comparison with its absolute magnitude showed its distance.