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Archimedes spiral with two channels based aggregated device for purifying liquid, has device that measures quality and composition of liquid with contact device and three-way valve installed on outlet pipe of each spiral section of device 2024-08-26
Laboratory setup for facilitating experimental study of dynamic balancing in e.g. universities, has set of strain gauges glued to spring and connected in bridge circuit, and reset button located on microcontroller housing 2023-11-24