planetary造句
例句与造句
- Rather, we infer that planetary systems must be quite common .
相反，我们的结论是行星系统的存在一定相当普遍。 - Planetary perturbations make the earth's orbit about the sun irregular .
行星的摄动使得地球绕太阳的轨道是不规则的。 - These bands must introduce longitudinal asymmetry in the planetary albedo .
这些云带必定引起行星反照率的经向不对称性。 - It is reasonable to suppose that other stars are also attended by planetary system .
有理由猜测别的恒星也伴有行星系统。 - New discoveries about uranus excited planetary astronomers in 1977 .
一九七七年对天王星的几项新发现振奋了行星天文学家。 - It's difficult to find planetary in a sentence. 用planetary造句挺难的
- The sciences of planetary geology have benefited tremendously from these new finds .
行星地质科学从这些新发现中受益匪浅。 - Many objections can be raised to this picture of planetary nebula formation .
形成行星状星云的这一图像可能会引起许多异议。 - During the early stages of planetary evolution they served to sweep the solar system .
在行星演化的早期，他们用来清扫太阳系。 - Travel to the planetary systems of other stars is a much more formidable undertaking .
要航行到其他恒星的行星系中去是件极难实现的事。 - Very accurate predictions of planetary orbits require corrections to the central-field approximation .
想要非常准确地预言行星的轨道，就需要对中心场近似进行修正。 - Planetary astronomy is no longer just one branch of astronomy, but has spilled over other fields .
行星天文学已不再是天文学的一个分支，而是与其他学科结合在一起了。 - Planetary nebulae are a type of isolated gaseous nebulae possessing a fair degree of bilateral symmetry .
行星状星云是一类孤立的气体星云，具有相当程度的双侧对称性。 - Finding planets orbiting barnards star would increase our confidence that planetary systems are common .
对环绕巴纳德里旋转的行星的发现将会增强我们认为行星系是普遍存在的信念。 - These tiny regions may be condensations in the interstellar gas where stars and planetary systems could be forming .
这些很小的区域可能是能够形成恒星或行星系统的星际气体中的一些凝聚体。 - If one-third of the stars are single stars with planets, then planetary systems are born, on the average, every three years .
如果这些恒星中有三分之一是拥有行星的单星，那么平均每三年就会诞生一个行星系。
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