Embedded parts (prefabricated parts) are the components that are pre-installed (buried) in concealed works. They are the structural parts that are placed when the structure is poured, and are used ...
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We will give masks and other protective equipment to friends from abroad for free. We will also pay for the express fee. I hope you can take good care of yourself and ensure your safe...
We often have a high-frequency word during maintenance or installation, which is the “performance level” of the bolt. So, what is the bolt level and what does it mean? Today, I will tak...
Nuts, also known as nuts (English: Nut), is a tool for fixing, with a hole in the center and a thread on the inside of the hole. Nuts are often shared with screws of the same size to fix the releva...