Ntuziaka ngwaahịa
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Sistemụ ebe a na-adọba ụgbọala ejiri slewing bear
Otu ahịrị ebe anọ kọntaktị bọọlụ slewing bearing bụ radial otu ahịrị angular kọntaktị bọọlụ bearings emebere iji kwado ibu axial na-eme n'akụkụ abụọ ahụ. Ọ nwere ike iguzogide ya ruo obere akụkụ nke ibu radial nke ibu axial.The kọntaktị akụkụ nke anọ kọntaktị bọl na-egbu ibu ...GỤKWUO