A.icebreaker support is finished
B.icebreaker support is commencing
C.the icebreaker is icebound
D.the icebreaker is beset
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最新試題
An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show? （）
An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it（）.
All OSV personnel should be familiar with survival craft（）.
All of the following are part of the fire triangle EXCEPT（）.
An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.
An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.
An authorized light to assist in the identification of submarines operating on the surface is a(n)（）.
An airplane should NOT send which signal in reply to a surface craft?（）
An “on-load” release system on a survival craft means the cable can be released（）.
All of the following information concerning lighted aids to navigation may be read directly from the Light List EXCEPT the（）.