
Kodi mfundo yogwirira ntchito ya botolo lopanda mpweya ndi chiyani?
Mabotolo opanda mpweya nthawi zambiri amakhala ndi mpope kapena makina okankhira-batani pamwamba. Pamene wosuta akanikiza mpope kapena batani, imamasula chisindikizo cha vacuum, kulola kuti katunduyo aperekedwe. Pamene vacuum imatulutsidwa, pisitoni kapena diaphragm imayenda mmwamba, kukankhira mankhwala kunja kwa botolo.