Mavavu a Gulugufe: Kusankha Kwabwino Kwambiri Kuwongolera Kuyenda Bwino Pankhani ya kayendetsedwe ka kayendetsedwe kake m'mafakitale osiyanasiyana, kufunikira kwa mavavu agulugufe sikungakane.Ma valve osunthikawa amagwiritsidwa ntchito pazinthu zosiyanasiyana kuyambira mafuta ndi gasi, chithandizo chamadzi, chopangira mphamvu ...
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