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ACMER Ascarva 4S CNC router review: Automation for everyone

The Ascarva 4S can also run G-code directly from its onboard controller via a 3.5-inch touchscreen interface and read job ...
IEEE

Design and Optimization of Field Mill Sensors for Accurate Measurement of HVdc Ground Electric Fields Based on Amplifier Parallel Optimization and Wavelet Decomposition Techniques

Abstract: With the rapid development of high-voltage direct current (HVdc) transmission technology, the demand for monitoring the DC total electric field at ground level has increased significantly.