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Additional
Marine propulsion
English Wikipedia - The Free Encyclopedia
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Marine propulsion
Marine propulsion
is the mechanism or system used to generate
thrust
to move a
ship
or
boat
across water. While
paddles
and
sails
are still used on some smaller boats, most modern ships are propelled by mechanical systems consisting of an electric motor or engine turning a
propeller
, or less frequently, in
pump-jets
, an
impeller
.
Marine engineering
is the discipline concerned with the
engineering design process
of marine
propulsion systems
.
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