???????????????????????????????????????????????????????????_???????”????????????”???, ??, ????, ????, ??????, ??????, ??, ??, ???, ?? ????? ??? ?? ??? ????? ?? ?? ?? "??" ???? ?? ????? ??? ??? ?????. ????? ???? ??? ?? ???? ?????.? ?? ???? ???, ?? ???? ??? ??? ???? ???? ???? Even so, we will use a brief circuit in controlled way to carry out lo