A、較小、較小 B、較小、較大 C、較大、較小 D、較大、較大
A、WirelessMAN.SCa B、WirelessMAN.SC C、WirelessMAN.OFDM D、WirelessMAN.OFDMA
A、1/4 B、3/4 C、3/5 D、5/6