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CS Unitec EKF 450.3 Portable Hand-Held Beveling Machine for 45 Degree Weld Seams and Chamfer from 0-1/4"", 13.5 Amp, 110V": Amazon.com: Industrial & Scientific
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Applied Sciences | Free Full-Text | An EKF-Based Method and Experimental Study for Small Leakage Detection and Location in Natural Gas Pipelines | HTML