????? ??? ?????? ??? ????? ?????? ???? ????? ?? ????? ????? ??????? ?? ?????? ??? ?????? ??? ?????? ?????? ?????.six – The opportunity to coach the trainees to employ the upkeep and restore manuals in an advanced civilized way.???? ??????? ??????? ??? ??? ??????? ???????? ?? ????? ???? ??? ?????? ?? ????? ??? ??????? ???????? ???? ??? ???????? ??