China ho hlahloba sekoli sa li-valve: phallo e sa fetoheng
China check valve defect analysis: phallo e ke keng ea feto-fetoha ea China check valve ke sesebelisoa sa ho laola mokelikeli o sebelisoang hangata, o nang le melemo ea ho thibela ho tiisa le ho tiisa hantle. Leha ho le joalo, li-valve tsa ho hlahloba tsa Machaena le tsona li na le mathata a itseng, tse ka sehloohong har'a ...
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