Maxaan fiiro gaar ah u yeelanayaa marka aan rakibayo U-Bolts?
U-bolts waxaa inta badan loo isticmaalaa hagaajinta walxaha tuubooyinka ah, sida tuubooyinka biyaha ama go'yaasha, sida ilo-biyoodka laalaaban ee rakibidda dhismaha baabuurta, isku xirka qaybaha farsamada, maraakiibta gawaarida, tunnel-ka buundooyinka, tareenada, iwm. Qaababka ugu muhiimsan ee U-bolts waa: semi-ci...
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