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| 热电检［探］测器 | |||
| 热释电探测器; 热电探测器 | |||
| 热释探测器 | |||
| 热电检测器 | |||
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| 热释探测器 | |||
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pyroelectric detector : 13 phrases in 3 subjects |
| Electronics | 2 |
| Space | 3 |
| Technology | 8 |
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