专业释义英英释义
photocell [ 'fəutəsel ]
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n.
a transducer used to detect and measure light and other radiations
同义词： photoelectric cell photoconductive cell electric eye magic eye
以上来源于: WordNet
柯林斯英汉双解大词典
photocell /ˈfəʊtəʊˌsɛl/
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1.
N a device in which the photoelectric or photovoltaic effect or photoconductivity is used to produce a current or voltage when exposed to light or other electromagnetic radiation. They are used in exposure meters, burglar alarms, etc 光电池 (Also called photoelectric cell, electric eye)
双语例句
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The door is photocell controlled by operating a keyboard.
那扇门是通过操纵一个键盘，用光电管来控制的。
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It intercepts a portion of the light impinging on the photocell.
它遮住一部分照射在光电管上的光。
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R2 and R4 are chosen to minimize errors due to input offset current as outlined in the section describing the photocell amplifier.
R2和R4用来降低因输入失调电流产生的误差，其原理与前文光电二极管放大器所述一致。
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