TRAINING ONLINE ELECTRICAL GROUNDING & LIGHTNING PROTECTION

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TRAINING ONLINE ELECTRICAL GROUNDING & LIGHTNING PROTECTION TRAINING WEBINAR HUBUNG TANANH KELISTRIKAN TRAINING PROTEKSI PETIR UNTUK PRAKERJA     Lightning Protection & Electrical Grounding Training Description pelatihan pengenalan Electrical Grounding & Lightning Protection online    Lightning  is  a  natural  phenomenon that may occur everywhere in the    world. Failure to protect critical and strategic such as refinery, oil    &  gas plant, petrochemical plant process, building, etc can cause big    lost  in productivity…

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