Indlela yokufaka ijoyini yonke ngokulungile
Ukuqinisekisa isivinini esingaguquki se-angular sokunyakaza okujikelezayo kanye nokujikeleza okuvumelanayo phakathi kwama-shafts amakhulu nawokuqhutshwa, isiphambano esiphindwe kabili somhlaba wonke noma amalunga amabili esiphambano esisodwa emhlabeni wonke kufanele asetshenziswe ngokuhlanganiswa, futhi ahlangabezane nezimo ezintathu;>
Bona okuningi2021-12-07