02.22.08
关于物理…. About Physics
- 公式 (Formula)
- 平方 反比定律 (Inverse Square Rule)
- 
- 用中文表示: 万有引力公式
- 数字化 (Numeric)
- G 地心引力 (Gravity)
- F 力量 (Force)
- G = m * g
- G: 重力g: 重力常数 gravitational constant
- m: 质量 (mass)
- v: 速度
- s: 距离
- s = v t
- N: 牛顿 (力量的单位)
- dB: 分贝 (测量声音的单位) 光速
- 光的量度 烛光 Candellas
By the way, if you need to make formulas in Mac OS X, there’s an excellent tool called Grapher that includes a acceptable formula editor… There’s also a little article on using Pages and Formula Editor together.
