单项选择题

Lighted information markers show（）.

A.green lights
B.red lights
C.yellow lights
D.white lights

点击查看答案&解析

上一题目录下一题

相关考题

单项选择题

If your vessel were proceeding down river (descending)，a green square marker with a green reflector border on the right bank would be a（）.

A.mile board
B.dredging mark
C.passing daymark
D.crossing daymark

单项选择题

Environmental loading consists of the forces caused by wind，waves，and（）.

A.drilling
B.soil reactions
C.temperature
D.current

单项选择题

Entering from seaward，triangular-shaped daymarks are used to mark（）.

A.the starboard side of the channel
B.the centerline of the channel
C.an obstruction where the preferred channel is to starboard
D.special purpose areas