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| 21. | eggcrate type louver |
| 格片百叶窗 |
|
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| 22. | sliding shutter |
| 推拉百叶窗 |
|
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| 23. | energy-saving shutters/blinds |
| 节能百叶窗 |
|
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| | |
| 24. | thermal control shutter |
| 调温百叶窗 |
|
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| | |
| 25. | shutter operator |
| 百叶窗开关 |
|
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| | |
| 26. | revolving shutter |
| 卷筒百叶窗 |
|
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| | |
| 27. | radiator shutter |
| 散热器百叶窗 |
|
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| | |
| 28. | ventilation louver |
| 通风百叶窗 |
|
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| | |
| 29. | automatic louver |
| 自动百叶窗 |
|
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| | |
| 30. | Shutter rail |
| 百叶窗架 |
|
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