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Chiwonetsero cha Njinga Zapadziko Lonse cha China cha 2021
Chiwonetsero cha Njinga Zapadziko Lonse cha China chatsegulidwa ku Shanghai New International Expo Center pa 5 Meyi, 2021. Pambuyo pa zaka zambiri za chitukuko, China ili ndi makampani opanga zinthu ambiri padziko lonse lapansi, unyolo wathunthu kwambiri wa mafakitale komanso mphamvu yopangira zinthu yamphamvu kwambiri...Werengani zambiri -
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Magalimoto amagetsi, kapena magalimoto oyendetsedwa ndi magetsi, amadziwikanso kuti magalimoto oyendetsa magetsi. Magalimoto amagetsi amagawidwa m'magulu amagetsi a AC ndi magalimoto amagetsi a DC. Nthawi zambiri galimoto yamagetsi ndi galimoto yomwe imagwiritsa ntchito batri ngati gwero lamphamvu ndikusandutsa magetsi...Werengani zambiri
