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
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
Which of the following is not an operation mode of AIS?（）
Which of the following is not a form of precipitation?（）
Which of the following shall not the officers in charge of the navigational watch do?（）
What is it called when it is possible to ignite the vapour above the oil?（）
（）is on the panel of radar.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
A tide is called diurnal when（）.
The mean draft of a ship is the draft（）.