performed operations("Managing Service Operations: Design and Implementation" by Bill Hollins, Sadie Shinkins, 2006 The main problem with quality control is that it does not work. (...) For example, what percentage of badly performed operations should we tolerate? – некачественно выполненные работы ART Vancouver)
put through a job(a business deal, some work, etc., и т.д.); execute a piece of work(задание); carry out work(However, years on, he said the Roman egg was "still revealing its secrets". Recent work has been carried out by conservator Dana Goodburn-Brown, who took the egg to the University of Kent to be scanned. "It produced an amazing image that indicated that the egg, apart from being intact – which is incredible enough – also retained its liquid inside, presumably deriving from the yolk, albumen etc," said Mr Biddulph. -- работа была выполненаbbc.comART Vancouver)
bbc.com ART Vancouver)