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Amazon.com: TURBOTORCH 0386-0007 LP-2 Manual Torch Kit Swirl, Propane/MAP-Pro Gases, Swirl Combustion, Soft Solders to 6", Silver Brazes to 4", Includes RL-P Regulator, H-4 Handle, H-12 Hose, T-4 Tip : Everything Else
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PID controller for automatic voltage regulator using teaching–learning based optimization technique - ScienceDirect
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