Ukunemba kokuhlunga kwesihlungi samafutha kuphakathi kuka-10μ no-15μ, futhi umsebenzi wawo ukususa ukungcola emafutheni nokuvikela ukusebenza okuvamile kwama-bearings kanye ne-rotor.Uma isihlungi sikawoyela sivalekile, singadala umjovo kawoyela onganele, sithinte impilo yenjini eyinhloko, kwenyuse...
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