![Ventilation skyligh...](uploads/image/20190816/1565924740.png)
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Hit:418
Time:2019-08-16
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![Dome shaped smoke...](uploads/image/20190816/1565929850.png)
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Hit:223
Time:2019-08-16
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![Ventilation exhaust...](uploads/image/20190816/1565925710.png)
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Hit:269
Time:2019-08-16
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![Smoke exhaust vent...](uploads/image/20190816/1565925493.png)
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Hit:208
Time:2019-08-16
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![Thin ventilator](uploads/image/20190816/1565928355.png)
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Hit:246
Time:2019-08-16
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![Thin natural exhaus...](uploads/image/20190816/1565931574.png)
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Hit:284
Time:2019-08-16
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![Thin natural smok...](uploads/image/20190816/1565926679.png)
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Hit:255
Time:2019-08-16
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![Thin exhaust](uploads/image/20190816/1565928447.png)
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Hit:296
Time:2019-08-16
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![Thin plant type nat...](uploads/image/20190816/1565928736.jpg)
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Hit:334
Time:2019-08-16
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