| 1. | No vacuum or picture tubes were broken .
真空管或显影管都未破碎。
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| 2. | an electron moves inside a tv picture tube at a speed of 5×m/s.
一个电子在电视机显像管里以5米秒的速率运动。
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| 3. | Quality control of color picture tubes may require the salvage and reuse of the glass envelopes .
彩色显像管的质量控制需要利用和回用玻璃泡废料。
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| 4. | Blank detail specification for black and white picture tubes
黑白显象管空白详细规范
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| 5. | Grading standard of quality for colour picture tubes
彩色显象管质量分等标准
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| 6. | Organic film paint for black and white picture tubes
黑白显像管用有机膜涂料
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| 7. | Phosphors for color picture tubes use - phosphor y22 - b2
彩色显象管用荧光粉y22 - b2荧光粉
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| 8. | Blank detail specification for colour picture tubes
彩色显象管空白详细规范
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| 9. | Grading standard of quality for black and white picture tubes
黑白显象管质量分等标准
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| 10. | Phosphors for color picture tubes use - phosphor y22 - r4
彩色显像管用荧光粉y22 - r4荧光粉
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