M'dziko lovuta kwambiri la machitidwe owongolera madzimadzi, kugwira ntchito ndi mphamvu ya mavavu agulugufe kumadalira kwambiri kusankha kwa zida zopangira mipando. Nkhaniyi ikufotokoza za kusiyana pakati pa zinthu ziwiri zomwe zimagwiritsidwa ntchito mu izi
Ma valve a butterfly amapezeka paliponse m'mafakitale ambiri chifukwa chowongolera bwino komanso kuphweka. Chinthu chofunika kwambiri chomwe chimatsimikizira mphamvu ya ma valve awa ndi mpando wa valve. M'nkhaniyi, tiwona mpando wa butterfly valve
Luso laukatswiri ndi masomphenya apadziko lonse lapansi ndizomwe ndizofunikira kwambiri kuti kampani yathu isankhe kampani yowunikira njira. Kampani yomwe ili ndi luso laukadaulo imatha kutibweretsera phindu lenileni la mgwirizano. Tikuganiza kuti iyi ndi kampani yomwe ili ndi luso laukadaulo kwambiri.