orbital velocity是什么意思 orbital velocity怎么读
orbital velocity的用法和样例
- It is impossible that the man-made satellite never loses its orbit velocity.
人造卫星永久保持轨道速度是不可能的。 - Kepler's second law means that a planet's orbital speed changes with its distance from the sun.
开普勒第二定律指行星的轨道速度与其和太阳的距离。
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