?? ????…?? ??? ??? 69? ?? ????
... ??·??(0.15%) ?? ???. ??? ??? ??, ??, ??? ???????2·3??, ??? ?? ?? 500?~1500?? ... ?, ??? ????????????1??, ??? ...
- 2020-11-20
- ??? ?
- ??? ?
... ??·??(0.15%) ?? ???. ??? ??? ??, ??, ??? ???????2·3??, ??? ?? ?? 500?~1500?? ... ?, ??? ????????????1??, ??? ...
... ‘?????’, ??? ‘????????’ ? ? ??? ?? ????? ??? ???? ??? ??? ?????.??? A?????? “6? ?? ??? ?? ???, ...
... ·5?? ????????, ??? ... ?? 1000?? ?? ???. ??? ??? ??, ??? ??, ??? ??, ??? ?????? ?? 500?~1500?? ????. ???114 ??? ...
... ??? ????????? 500?~1450?? ????. ?? ????? ??? ?? ???? ??????? ???? ???? ??? ????? ??? 0.08% ???. ??·??? ...
... 25?)? ????. ???? ’????????‘ ?? 75㎡? 5??(8?)? ???? ??? ?? 4300?? ???. ?? ?? ??? ??? ?? ????. ????? ...