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31. | pocket alerter system |
| 袖珍报警系统 |
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32. | pocket digital luxmeter |
| 袖珍数字式照度计 |
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33. | pocket polarimeter |
| 袖珍偏振计 |
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34. | hand-held radiophone |
| 袖珍无线电话机 |
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35. | pocket size reel |
| 袖珍带盘 |
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36. | combined pocket volt ammeter |
| 组合袖珍伏安计 |
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37. | miniscrew driver kit |
| 袖珍多头螺丝起子 |
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38. | pocketable electronic calculator |
| 袖珍电子计算器 |
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39. | mini stereo cassette player |
| 袖珍立体声放音机 |
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40. | enamel miniature |
| 袖珍珐琅肖像 |
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