| 1. | In 1611, kepler published his dioptrice .
1611年，开普勒发表了他的著作《折光学》。 |
| 2. | The third law was discovered by kepler, who was a contemporary of galileo .
第三个定律是开普勒发现的，他是伽利略的同代人。 |
| 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. | 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。 |
| 5. | The rate of sweeping out of area is a constant-this is one of three kepler laws .
单位时间扫过的面积为常量，这就是开普勒三定律之一。 |
| 6. | 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。 |
| 7. | Study on the secondly kepler ' slaw using a geometric method
利用几何方法研究开普勒第二定律 |
| 8. | Review on kepler ' s philosophy of science
开普勒的科学哲学思想新探 |
| 9. | 1571 - 1630 to write down his
开普勒发现了著名的 |
| 10. | First law of kepler
开普勒第一定律 |
