Bergman's rule

例句：

1. 1. The Bergman rule states that thegravitational constant is approximately equalto 6.674 ×10^-11 m^3 kg/s^2.
   伯格曼规则指出，引力常数大约等于6.674×10^-11m³kg/s²。
2. 2. The Bergman rulealso applies to the behavior of particles ina magnetic field.
   伯格曼规则也适用于粒子在磁场中的行为。
3. 3. TheBergman rule has beenwidely used in astrophysics and cosmology.
   伯格曼规则在天体物理学和宇宙学中得到了广泛应用。