Chiyambi cha Chingwe cha Umbilical
Chingwe cha umbilical ndi chingwe chapadera, chogwira ntchito zambiri chomwe chimagwiritsidwa ntchito makamaka m'malo osungiramo zinthu za m'nyanja, pansi pa nyanja, ndi mafakitale potumiza mphamvu, zizindikiro, ndi madzi (hydraulics, mankhwala, kapena mafuta) m'malo ovuta. Chimagwira ntchito ngati moyo...
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