Vavu ya TWS imapanga valavu yagulugufe wokhala ndi mphira, monga valavu yagulugufe, valavu yagulugufe, valavu ya butterfly. Kupatula apo, mavavu a pachipata, ma cheke ma valve ndi ma valve a mpira ndizinthu zawo zazikulu. Matupi a valve osiyana ali ndi ntchito zosiyanasiyana, lero makamaka kuti adziwe ubwino ...
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