.TH Concept "Ship Types"
The ships currently available in Empire are:
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.NF +8
patrol boat     submarine       oil derrick
fishing boat    tender          aircraft carrier
minesweep       heavy cruiser   battleship
destroyer       cargo ship      yacht
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These ship types differ in their fundamental
capabilities; some can fire two guns, some only one;
the sizes of the guns differ on all of them;
cargo ships can carry many guns but can't fire them;
etc.  The following tables contain all these parameters:

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 $$$ lcm hcm tec def spd vis spy rng fir
 270  20  10   0  30  50  10   4   1   1 patrol boat
 360  25  15   5  10  15  10   2   0   0 fishing boat
 450  25  25   5  60  20  20   3   1   1 minesweep
 540  25  35   5  80  35  15   4   3   2 destroyer
 630  40  30  20  30  25   2   3   2   2 submarine
 720  40  40  20  60  30  20   3   1   2 tender
 810  40  50  20 100  30  20   5   6   3 heavy cruiser
 900  60  40  40  50  20  20   3   0   0 cargo ship
 900  50  50  30  20  10  25   4   0   0 oil derrick
 990  50  60  30  80  25  25   4   2   2 aircraft carrier
1080  55  65  35 150  25  25   6   8   4 battleship
1170  90  40  70  15  40  15   2   0   0 yacht
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food civ mil  sh gun pln irn dst bar oil
  30   0  10  10   2   0   0   0   0   0   patrol boat
 100  20   0   0   0   0   0   0   0   0   fishing boat
  25   0  25  60   2   0   0   0   0   0   minesweep
  80   0  80  40   4   0   0   0   0   0   destroyer
  25   0  25  25   4   0   0   0   0   0   submarine
 100   0 100 200  30   0   0   0   0   0   tender
  80   0  80  60   6   0   0   0   0   0   heavy cruiser
 100 100   0  50  50   0 100 100  50 100   cargo ship
 200  80  80   0   0   0   0   0   0 200   oil derrick
  80   0  60 100   4  40   0   0   0   0   aircraft carrier
 200   0 200 100   8   0   0   0   0   0   battleship
  50  25   0   0   0   0   0 100  25   0   yacht
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The column headings have the following meanings:
.in 1i
.L $$$
money required to build it
.L lcm
light construction materials required to build it
.L hcm
heavy construction materials required to build it
.L tec
technology required to build it
.L def
defensive armament of the ship
.L spd
the distance/mu for moving (in relative units)
.L vis
how visible the ship is, (relative units)
.L spy
how far the ship can see, (i.e. how good the
communication equipment is), again in relative units
.L rng
twice the distance the guns can fire,
(assuming a high technology level)
.L fir
the number of guns the ship can fire at once
.L food
the amount of food the ship can carry
.L civ
the number of civilians the ship can carry
.L mil
the number of military the ship can carry
.L sh
the number of shells the ship can carry
.L gun
the number of guns the ship can carry
.L pln
the number of planes the ship can carry
.L irn
the amount of iron the ship can carry
.L dst
the amount of gold dust the ship can carry
.L bar
the number of gold bars the ship can carry
.L oil
the amount of oil the ship can carry
.in
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Note that some ship differences are not listed in these tables.
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Only fishing boats accumulate food by fishing.
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Only oil derricks accumulate oil at sea.
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Only destroyers will drop depth charges.
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Only submarines can fire torpedos.
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Only destroyers and heavy cruisers can lay mines.
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Only minesweeps can reclaim mines from the sea.
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Only tenders can tend other ships.
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See also: coastwatch, fire, load, lookout, mine, navigate, tend, torpedo
