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Anonymous users2024-01-23Why does the security door of my building feel very windy when it is about to close, and the wind disappears when I open the door?
Why does the security door of my building feel particularly windy when it is about to close, and when I open the pure calendar door, the wind will not be boring? Hello dear, that's because your security door and other doors are ventilated, just like a house, you open the window and open the door you don't feel the wind is very strong, if you want to close the door or close the window, the wind is blocked, there will be a particularly strong wind blowing.
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Anonymous users2024-01-22That's because the security door of your house and other doors are ventilated, just like a house, you open the window and open the door you don't feel the wind is very strong, if you want to close the door or close the window, the wind is blocked, there will be a particularly strong wind blowing.
This is natural common sense!
Where is your home? Has it been raining a lot lately? If the weather is humid and there may be a little rust inside, get some pencil end to try, or oil. >>>More
I heard that the original shareholder started a new business after Panpan was acquired by foreign capital, but it does seem to be more meticulous than Panpan's workmanship.
Not quite normal, regular in the absence of resistance is greater than 150 degrees.
You can't match this. If it's a building below the residential area, you can find a property.
After a long time of oxidation, it will peel, and the only way to do it is to redo the paint. Hope it helps, thanks for adopting!