????? ?? ??? ???? ???? ?????? ?? ???? ???? ????? ?????? ??? ?????? ??????? ??????? ????? – ???? ????? ?? ??????.*???, ???? ????? ????? ?????? ??????, ?? ???? ?????? ??? ???? ?? ??? ????? ??????? ?? ????, ?- ?' ??? ?'.But, contrary to other industries the place “industry experts” is likely to be controlled by tests, certifications plus a gover