These are the most frequently used words in this book.
air
angle
area
arrangement
battery
between
boat
buoyancy
cause
change
compartment
concept
condition
configuration
control
cost
demands
depth
design
designer
diameter
diesel
due
effect
end
equipment
even
external
fig
figure
fin
forces
form
forward
high
however
hull
increase
internal
large
lead
main
material
may
means
might
moment
motion
must
necessary
need
operation
order
part
planes
plant
possible
power
pressure
problems
process
propulsion
provide
purposes
require
required
requirements
result
sea
shell
ship
should
size
small
space
speed
stability
stage
structure
sub
submarine
submerged
surface
system
taken
tanks
though
thus
time
tion
total
trim
two
use
used
usually
vessel
volume
water
weight