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| 光敏元件; 受光体; 光电眼 | |||
| 光电发送器; 光电传感器 | |||
| 光感受器; 光电转换器; 光探测器; 光敏感器; 光电变换器 | |||
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фотодатчик : 2 phrases in 1 subject |
| Technology | 2 |
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