MR-J2S-20B is a 200W driver with a white shell and looks very beautiful.I disassembled a machine with a problem. When it was powered on, it reported an E9 error. According to the error code, there sho
1. Learning experience:When I was learning the basic principles of filtering algorithms, I didn’t quite understand how the algorithms were implemented because I had just started. However, after learni
1. Automatic column separation technologyAuto-drafting technology integrates RFID ear tags, RFID readers, and automatic gate control systems. According to the established classification standards, it
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