A. 正确 B. 错误
A.左对齐式制表符 B.居中式制表符 C.右对齐式制表符 D.小数点对齐式制表符 E.竖线对齐式制表符
A. PARTIAL ATC ROUTE UPLINK B. PARTIAL ATC ROUTE X UPLINK C. PARTIAL CLEARANCE LOADED D. RE–LOGON TO ATC COMM
A. 是 B. 否
A. Y B. N