Sanduuqyada gear-ga ee Planetary, oo sidoo kale loo yaqaan nidaamka gear epicyclic, waxay door muhiim ah ka ciyaaraan codsiyo farsamo oo kala duwan taas oo ay ugu wacan tahay nakhshaddooda is haysta, hufnaan sare, iyo wax-qabadkooda. Maqaalkani wuxuu si qoto dheer u galayaa codsiyada sanduuqyada gearska meeraha, isaga oo iftiiminaya isticmaalkooda kala duwan ee kala duwan ...
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