本帖最后由 kong12 于 2009-9-9 22:06 编辑 " S0 ^4 {; u$ }# W
( [4 X% x$ |0 g* U* f7 H" [# l4 f4 q太平洋战争二维坐标系详解
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例如： 4 e- O' U8 K5 N3 y% }1 l6 I
坐标55,67
- {, Q2 B! i2 c: ]我们用x，y，分别代表这两个坐标。 x=55 y=67
6 O8 }6 I2 `( q( r8 ?那么，x就是指向正右的，y是指向正下。大地图最左上角是零点。 & r6 Z" X4 p* F( C1 b, {; S: u. g
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值得注意的是，我们这里的坐标不是象大家所想的那样，它不同于常用的平面直角坐标系。
8 ^" v. P% x# |) L如图所示：
{$ u2 E1 `6 E' O2 ?/ t ``````````````
/ a, F6 b7 o Y' |``````````````````` 0 V9 r9 B' ^ w5 p
```````````````````│ ( {$ U% E+ M2 A% Q
```````````````````│
: Q' C0 B- c1 T3 j" I) P```````````````````│
% s& U" A% t# K. w1 A* v# Z* d J```````````````````│ 4 O5 j) _1 [0 I' L) j' @
````````───────┼──────→右（x轴） 4 e, J% e% d$ N' w2 I" F6 ~
```````````````````│ , K% S2 p0 H6 U& P1 R, A
```````````````````│ * | |% H, d B$ G: M; O! B' K
```````````````````│
) L6 R+ k& `9 P9 C" R7 |```````````````````│ 2 j# q4 E+ }6 ]7 g4 K1 W
↓% ?3 o( j8 V( B4 I, z2 W! I3 F
下（y轴）
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发表于 2009-9-8 19:34
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