??? ???: 5? 20? ?? ??????? ???? ??? “????(Transit Elevated Bus)”? ???? ??? ????. “????”? ????? ??? ? ??? ?? ??? ????(高架電車)? ?? 2? ??? ???? ??? ???? ??? ??? ??? ?? ???? ????? ?? ????? ????? ??? ???? ??. ? “????”? ?? ????? 40km? ??? 1200?? ???? ??? ??? ??.