A.articulated anchor
B.Flipper Delta anchor
C.Baldt anchor
D.Danforth anchor
您可能感興趣的試卷
你可能感興趣的試題
A.fairlead
B.heaving line
C.stay
D.warp
A.prevent them from falling when the vessel rolls
B.protect personnel from electrical shock
C.increase their operating efficiency
D.prevent unauthorized personnel from operating them
A.actual depth of water
B.actual depth of water below keel
C.average depth from waterline to hard bottom
D.average depth of water to soft bottom
A.floors
B.intercostals
C.girders
D.stringers
A.camel
B.dolphin
C.rat guard
D.wedge
最新試題
The most common type of davit found on merchant vessels today is the（）.
An example of a modern anchor which has a stock is a(n)（）.
In nautical terminology a dog is a（）.
Static electricity may be built up by the（）.
The connected joints of pipe，usually made of three joints of pipe approximately 90 feet long，racked in the derrick when making a trip are called a（）.
The portable radio apparatus means（）.
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
Centrifugal pumps have what advantage(s) over reciprocating pumps?（）.
If the engine of a survival craft does not start，check to see（）.
As the propeller turns，voids are formed on the trailing and leading edges of the propeller blades causing a loss of propulsive efficiency，pitting of the blades，and vibration. These voids are known as（）.