A.Bending moment
B.local strength
C.shear force
D.displacement
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A.foul of anchor
B.dropping anchor
C.weighing anchor
D.walking back anchor
A.The marine sextant
B.The chronometer
C.The echo sounder
D.The radar
A.the vapor and air mixture is too rich
B.it is mixed with certain proportions of air
C.the vapor is too little compared to the air
D.it is of heavy toxicity
A.manifold
B.remote pull box
C.discharge nozzle
D.machinery space
最新試題
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Bales close to the deckhead should be covered to prevent（）.
It is dangerous for vessels without the operational radar（）the estuary.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
When the wave period and the apparent rolling period are the same（）.
According to the relevant regulation, lifeboat should be powered by（）.
Which of the following is not a form of precipitation?（）
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.