A.in use
B.prior to use
C.after use
D.When chart received on board
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A.Wave length
B.Wave height
C.Wave breadth
D.wave depth
A.depths in Malacca and Singapore Straits are stable
B.depths in Malacca and Singapore Straits are changeable
C.depths in Malacca and Singapore Straits are invariable
D.depths in Malacca and Singapore Straits are the same all the time
A.totally enclosed
B.glass-reinforced plastic
C.self-righting
D.powered
A.a draft
B.a freeboard
C.an air draft
D.an under-keel clearance
A.supplied with
B.equipped with
C.manned with
D.fitted with
最新試題
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
（）is on the panel of radar.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
When steering by autopilot,how often should the steering be checked?（）
The ISM code is part of（）.
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（）.
The dew point temperature is（）.
In the Northern hemisphere northerly winds may cause temperature（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
ECDIS must be able to perform all of the following EXCEPT（）.