"I-Hydraulic butterfly Valve: Isimiso sokusebenza, isakhiwo kanye nokuhlaziywa kwesicelo"
"I-Hydraulic butterfly Valve: Isimiso sokusebenza, isakhiwo kanye nokuhlaziywa kwesicelo" I-valve ye-butterfly ye-Hydraulic iyi-valve yokulawula uketshezi evame ukusetshenziswa, esetshenziswa kabanzi ku-petroleum, amakhemikhali, amandla kagesi, ukuhlinzekwa kwamanzi asemadolobheni nakweminye imikhakha. Leli phepha lizohlaziya...
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