android 在為進軍太空做準備(誤)
在看 android code 時,看到這樣的東西: /** Standard gravity (g) on Earth. This value is equivalent to 1G */ public static final float STANDARD_GRAVITY = 9.80665f; /** values returned by the accelerometer in various locations in the universe. * all values are in SI units (m/s^2) */ public static final float GRAVITY_SUN = 275.0f; public static final float GRAVITY_MERCURY = 3.70f; public static final float GRAVITY_VENUS = 8.87f; public static final float GRAVITY_EARTH = 9.80665f; public static final float GRAVITY_MOON = 1.6f; public static final float GRAVITY_MARS = 3.71f; public static final float GRAVITY_JUPITER = 23.12f; public static final float GRAVITY_SATURN = 8.96f; public static final float GRAVITY_URANUS = 8.69f; public static final float GRAVITY_NEPTUNE = 11.0f; public static final float GRAVITY_PLUTO = 0.6f; public static final float GRAVITY_DEATH_STAR_I = 0.000000353036145f; publ...