A.新一代光傳輸設(shè)備
B.整套新的傳送網(wǎng)標(biāo)準(zhǔn)和傳送網(wǎng)絡(luò)
C.一種光纖光纜傳輸技術(shù)
D.數(shù)字同步網(wǎng)標(biāo)準(zhǔn)

A.2Mb/s，8Mb/s，34Mb/s，140Mb/s
B.1.5Mb/s，6.3Mb/s，45Mb/s，274Mb/s
C.155Mb/s，622Mb/s，2.5Gb/s，10Gb/s
D.52Mb/s，155Mb/s，466Gb/s，622Mb/s……10Gb/s