Physics experiments include several sections: mechanics, optics, electricity, and magnetism. The scheme is a mechanical part of the design, multi-functional iron stand. It is assembled in a matching way, with 4 long feet to make the base more stable, and hand screws are used to fix the iron stand pole.
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Can I buy something in kind?
It's more like the most familiar chemistry experiment rack in middle school. haha, the mechanics experiment rack has forgotten to look like this.