hat
Quick Fermetaj ouvèti se yon kalite aparèy mekanik enstale sou ouvèti yo wonn nan tuyaux presyon oswa veso presyon, sa ki ka reyalize rapid ouvèti ak fèmti.
eng
Quick Opening Closures is a kind of mechanical device installed on the round openings of pressure pipelines or pressure vessels, which can realize quick opening and closing.