U2003-?????????? ??????????? ????????? ??? ???? ?????? ?? ??. ??? ??? ?????? ??????? ??? ?? ????? ????, ?????? ?????? ???? ????? ?????????? ?? ?????, ?????? ?????????? ??????? ????? ???? ????? ???? ?????? ?????? ???? ??. ???? ?? ????? ???? ??? ??? ???????? ?? ???????? ???? ergonomically ?????? ??????? ?? ??? ??? ?????? ??????? ???????? ?????? ????? ??? ????? ??????????? ?????? ?????.

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●??? ????? ???????? ???????? ????? ???????????? ??????? ???? ??? ?????? ????? ?? ?????? ????? ?????? ?? ?????, ???? ?????? ????? ???? ??? ??? ?????????? ??.

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●????? ??? ???????, ????? ????? ??????? ????? ???????? ???? ????? ?????? ?????? ??????? ???? ?? ??? ?? ????? ???, ????? ?????? ???? ????? ????????? ???? ?????? ?? ??? ??.

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●DHz ?? ?????? ??????? ??????? ??? ???? ????? ???? ???????? ??? ???? ????? ?????? ?????? ?? ??. ???????? ?? ?? ?????? ???? ???, ?? ??????????? ??? ????????? ???????? ?? ??????? ???????? ?????? ?????? ????? ????? ???? ????, ?? ??????? ??????? ??? ??? ????? ???? ???????? ??????? ? effectively ????? ??? ????? ????.

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???????????? ????????DHz ?????????? ???????, ???Dhz tassical??????? ????? ???? ????? ???? ????? ???????-effectiveness ????????? ??? -Dhz evost, Dhz ????, DHz ????????, ??Dhz ?????????.
?? ?????? ??? ????? ????? ?? ???Dhz ??????, ???Dhz fience pro??DHz ?????? ?????????? ???????? ??? ?????? ??????? ?? ???????? ?????????? ?? ??????? ????? ?????? ????????? ??????? ????????????? ???????? ??.

DHz ???????? ?????? ???????? ?? ?????? ???? ??????? ?????????? ??? ?? ????? ??? ????? ??? ?????? ??????? ?? ??? ???, ?????????? ????? ??. ???????? ?????????? ??????? ??????? ??????? ?? ????? ?????? ????? ???? ??????? .????? ???????????? ??????. ????????? ??? ??????? ???? ???, ???? ????? ???????? ?????? ?? ??????? ?????? ???? ???????????? ???????????? ?????? ?? ?????? ???????.