Amavalvu ayizisetshenziswa zamapayipi asetshenziselwa ukuvula nokuvala amapayipi, ukulawula ukuhamba, ukulungisa nokulawula amapharamitha (izinga lokushisa, ingcindezi, nokugeleza) kwendawo edlulisayo. Ngokusho komsebenzi wayo, ingahlukaniswa ibe yi-valve yokuvala, i-valve yokuhlola, i-valve yokulawula, njalonjalo. I-valve i...
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