A.managanese bronze
B.cast iron
C.mild steel
D.improved plow steel
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A.take
B.think
C.hand
D.get
A.with
B.by
C.on
D.in
A.in,at
B.at,on
C.on,by
D.to,before
A.encountered
B.faced
C.found
D.met
A.the specifications
B.the facts
C.the descriptions
D.the details
最新試題
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Before any loading takes place any signs of the previous cargo should do（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
When steering by autopilot,how often should the steering be checked?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
What is it called when it is possible to ignite the vapour above the oil?（）
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
The dew point temperature is（）.
When the wave period and the apparent rolling period are the same（）.
Fog is likely to occur when there is little difference between the dew point and the（）.