Kepler's third law

1. Kepler's Third Law, which you derived on your exam as well as on an assignment: r1 the period squared equals four pi squared times r1 plus r2 to the power three.
   开普勒第三定律，就是你们在考试中和，作业中推导出的：，周期的平方等于，4π的平方乘以1，加上r2的三次方。
2. All these things come out of the Doppler shift measurements, r2 but if you know r1 and you know r2, r1+ r2 then you also know r1 plus r2, so you know this part in Kepler's Third Law.
   所有这些通过多普勒，顿移测量得到，但如果你知道r1和，那就知道，所以你知道开普勒，第三定律中的这部分。
3. After some treatment of centripetal force, he deduces Kepler's third law.
   在向心力的一些论述之后，他推出了开普勒的第三定律。
4. Let us test kepler's third law for the orbit of Uranus compared with that of earth.
   让我们比较天王星和地球的轨道，来检验一下开普勒第三定律。
5. Kepler's third law gave a more specific hint about the nature of the force.
   开普勒第三定律给出了一个关于力的本质的更为具体的说明。
6. Kepler's Third Law and His Harmonics
   开普勒第三定律与谐和思想
7. Kepler's Third Law is an important law for the research of planets 'movement. Its derivations in some mechanics textbooks are either neglected or over-complicated.
   Kepler第三定律是研究星体运动的一条重要定律，但在力学教材中，对其证明或者忽视，或者过于繁琐。

noun

1. a law stating that the ratio of the square of the revolutionary period (in years) to the cube of the orbital axis (in astronomical units) is the same for all planets

   Synonym:    harmonic law