A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles
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A.acids or alkalies
B.diesel oil
C.acids, but not alkalies
D.alkalies, but not acids
A.stronger
B.thinner
C.more corrosion resistant
D.a lower grade steel
A.GM-available and required
B.Longitudinal stress numberal
C.Tons per inch immersion numeral
D.Draft
A.Mean draft
B.Trim
C.displacement
D.Deadweight
A.wooden blocks or dunnage placed between a deck load and the deck
B.the chains and shackles used to secure to deck cargo
C.a crate in which a deck cargo is packaged
D.cardboard separation pieces placed between deck loads to prevent chafing
最新試題
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
The dew point temperature is（）.
（）is on the panel of radar.
When steering by autopilot,how often should the steering be checked?（）
Which of the following shall not the officers in charge of the navigational watch do?（）
Full details of all lights and fog signals are shown on（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
ECDIS must be able to perform all of the following EXCEPT（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）