A、It is a famous bank. B、It is a big department store. C、It is a famous insurance company. D、It is a large hotel.
A、Essential DC bus(Using the TRU) B、Essential AC bus(Using the E-inverter) C、Essential DC bus(Using the TRU)和Essential AC bus(Using the E-inverter) D、Essential DC bus(Using the E-inverter)和Essential AC bus(Using the TRU)