Mefuta ea li-valve tsa butterfly le mekhoa ea ts'ebeliso, hammoho le mehato ea ho itšireletsa, tlhokomelo, kenyelletso e qaqileng.
Mefuta ea li-valve tsa butterfly le mekhoa ea ts'ebeliso, hammoho le mehato ea ho itšireletsa, tlhokomelo, selelekela se qaqileng sa Butterfly valve ke valve e tloaelehileng ea liphaephe, litšobotsi tsa eona tse ka sehloohong ke sebopeho se bonolo, se sebetsang habonolo, ts'ebetso e ntle ea ho tiisa. Ho latela ...
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