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If such a crack affects safety, it needs to be reinforced, and the common reinforcement method is to paste Hummer carbon fiber cloth for reinforcement.
Hehe, it can be blocked, but it doesn't work with the sewer. Those two holes are used to install fixing screws, so as not to overturn the toilet, but the average household knows to cherish it and will not use it violently, so it is rare to install screws.
Look at how high, with a large-tonnage truck crane, I have demolished eighteen floors.
First of all, it depends on what kind of structure the house is. >>>More
No... Superstitious theories say that mirrors are connected to different time and space, and facing the bed will cause disaster.
There is a beam on the upper side between the balcony and the main hall, to see if this beam is a beam, if it is a beam, it can theoretically be knocked off, but it is still not safe. If this beam is not a through beam, just see how much the beam bears on this stack, and if the load-bearing area is relatively large, you can knock off a part.