A.Wave length
B.Wave height
C.Wave breadth
D.wave depth
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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
A.stop engines
B.hold course and speed
C.alter course to port
D.sound the danger signal
最新試題
A tide is called diurnal when（）.
What is it called when it is possible to ignite the vapour above the oil?（）
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following is not an operation mode of AIS?（）
（）is on the panel of radar.
Before any loading takes place any signs of the previous cargo should do（）.
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（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The dew point temperature is（）.
（）is where the crew eat their meals.