【单选题】下列航班号编排正确的是 。
A.
同一航线由不同公司担任航班任务可用同一航班号
【单选题】The ()(油驳) is a barge carrying oil.
【单选题】以下哪个航班号属于国航北京飞广州的航班号?
【单选题】绘制某水闸(三段)的三视图,已知长 5360mm, 宽 3750mm, 高 1200mm ,用 1 : 200 的比例绘制,那么选用多大的图幅?
【单选题】航空公司航班号的编写不得超过( )个字符,且只能编写单程航班的航班号,不得同时编写回程航班号。 A.5 B.6 C.7D.8 答案: C
【单选题】The number or name of a tank barge shall be().
A.
displayed in at least 4 different positions on the barge
B.
carved on a wooden board and attached to the barge's hull
C.
displayed as close to the navigation lights as possible
D.
displayed at the highest point of the barge's hull such that it can be seen from either side