单项选择题
A.RAMB.ROMC.RIMD.RTM
A.MT2-L1绿闪,MT2-L2黄亮B.MT2-L1绿亮,MT2-L2黄亮C.MT2-L1绿闪,MT2-L2黄闪D.MT2-L1绿亮,MT2-L2黄闪
A.建成时间B.类型C.公里标D.宽度