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1. | projector mechanism |
| 投影机构 |
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2. | trinitron projector |
| 单枪三束彩色管投影器 |
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3. | television projector |
| 电视放映机 |
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4. | signal projector |
| 信号发射器 |
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5. | electron projector |
| 电子投射器 |
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6. | multiple projector |
| 多倍投影测绘仪 |
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7. | profile projector |
| 轮廓光学投影仪 |
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8. | graded projector |
| 逐格放映机 |
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9. | micro projector |
| 显微投射器 |
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10. | medium projector |
| 中型投影仪 |
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