Makampani a Turo kupita kuukadaulo waukadaulo monga mphamvu yoyendetsera, kudzera mu tayala la oblique ndi meridian kusintha kwaukadaulo kuwiri, kwabweretsa tayala la pneumatic kukhala nthawi yayitali, yobiriwira, yotetezeka komanso yanzeru yachitukuko, matayala okwera kwambiri, matayala ochita bwino kwambiri ayamba. ...
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