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???? ????? ???? ???? ??? ??? ??? ??? ?? ??? ?? ??? ?????? ?? ????, ?????? ??? ????? ??????? ??????? ??? ???? ???????? ?? ???? ?? ???? ??? ????? ???????, ????? ?? ?????? ?????? ??? ?????, ????? ??? ?????, ??? ????? ??? ????? 3D ??????? ???????? ???? ??????? ????, ????? ??? ???????? 3D ????????? '?? ??????? ??? ???????
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???? ????? ???? ?????? ???? ???? ??? ?????? ??? ??? ??, ??? ??? ????? ??? ????? ???? ???? ???? ?? ??????? ???? ???? ???? ???????? ????? ??????? ???????? ??? ????? ???? ?? ???? ?? ????? ?? ?? ???????? ??????? ????? ???? ???? ???
??? ????? ???? STLs ?? ??? ????? ???? ???? ????? ?? ?? ??? ??? ???? ?? ?? ???? ????? ????? ?????? ??? ?? ???? ????? ??? ????? ?????? ????? ???? ????? ???? ??? '?? ???? ?????? ????? ????? ??, ??? ??? ??? ??????? ???? ?? ??? ????? ????? ?? ?????? ?? ??????????? ???? ??? ???? ??? ?? ??????? ?????? ???? ?? ??? ??????? ?????? ??????? ??????? ??? ??? ???? ?? ??? ???? ???
?????? ????? ???? ?? ??? STLs ??? ???????? STLs ???? ???? ????? ??? ??? ?? ???? ???? ?????? ??????? ??? ????-??????? ????????? ???? ?????? ??, ?? ?? ???? ?????? ??? ???? ???? ?? ?????? ???
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