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The technical principle of fingerprint lock refers to the uneven line of skin on the front of the finger. Although a fingerprint is only a small part of human skin, it contains a lot of information about the pattern. Breakpoints and intersections are different and are called features in information
20
2022-09
The spherical lock is named spherical lock because the inner and outer handles (lock handles) are spherical. Ball locks are very common in our life scenes, such as bedrooms, bathroom doors, etc. If they are damaged, how to install and maintain them in daily use?The first step of installation: Accord
17
2022-09
The smoothness of the veneer surface is not the most important, the important thing is that it must not be breathable. Such as cracked tiles. It is difficult to stick firmly. Avoid scratching the surface of the product with hard objects, and do not wipe with rough cloth. Do not use in contact with o
29
2022-08
The door handle of the plastic steel window will be broken after a certain period of time. The editor will teach you how to replace and repair the handle of the household plastic steel window.First check to see if the handle of the window is loose or not at all. Open the back cover of the handle and
26
2022-08
Many friends need to buy a wardrobe when they are decorating at home, not only wanting it to have a good-looking appearance, but also hoping that it can withstand use. But if you want to meet these two requirements at the same time, the hinge plays an important role.Hinges play an important role in
