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| 1. | Drawn-on sides cover: A cover for side wire stitched book. |
| 黏脊及内边书皮:一个较为理想的铁线平订的书皮。 |
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| 2. | electriclead cover wire |
| 铅皮电线 |
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| 3. | electricrubber cover wire |
| 胶皮电线 |
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| 4. | onductor on the aerial distribution,also used for aluminium wire or aerizl insulation aluminum core wire |
| JXL系列契型线夹适用架空配电线路中导线的非成立接续，适用于架空绝缘铝绞线和钢芯铝绞线，绝缘罩和线夹配套使用，起绝缘防护作用。 |
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