A considerable amount of preliminary work has to be under- taken before the actual building of a ship can start and here also the effects of building similar ships in quantity become apparent.
Inani elivumelekileyo lomsebenzi wokuqala malenziwe phambi kolwakhiwo kanye lwenqanawa luqale kwaye apha imiphumela yokwakha iinqanawa ezifanayo ngobuninzi ngokucacileyo.