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Uhlu Lokuphakathi: 1. Isingeniso 2. Ukuqonda Ama-valves e-LT Butterfly 3. Izinzuzo ze-LT Butterfly Valves 3.1 Idizayo Izicelo 3.2 Isixazululo Esebenzayo sezindleko 3.3 Ukulawulwa Kokuhamba Okusebenzayo 3.4 Ukufakwa Okusheshayo Nokufakwa Okulula 3.5 Izidingo 3.6 Isikhathi Esithuthukisiwe Nokuphila Okude 3.7 Ukuvinjelwa Okuthembekile Okuthembekile