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- Evolution of stars of all masses takes place on a hydrodynamic time scale. 各种质量的恒星的演化,均以流体力学的时间尺度进行。
- These investigators tenaciously argued the evolution of stars downward along the sequence ought to be accompanied by a continuous and very substantial loss of mass. 这些研究者就顽固地争辩说,恒星沿主星序向下的演化,应该伴随着连续的和很显著的质量损失。
- Nature of the Universe-Chapter Eighteen After studying the evolution of stars, we discuss objects much bigger: galaxies. 在讨论过恒星演化之后,我们会讨论一些更大的天体星系。
- Cosmic Rays linked with the cosmogony, the evolution of stars, the matter distribution in space and the high energy physics processes in the cosmic environment. 宇宙射线联系于宇宙的形成、天体的演化、空间的环境和宇观环境中的高能物理过程。
- IC 342 may have undergone a recent burst of star formation activity and is close enough to have gravitationally influenced the evolution of the local group of galaxies and the Milky Way. IC 342最近可能经历一次爆发性的恒星形成活动,它离本星系群和我们的银河系足够近,因此星系的演化受到了本地星系群和银河系重力的影响。
- The oldest globulars are fossils of the universe at the earliest epochs of star and galaxy formation, and the younger clusters reflect the evolution of galaxies right to the present. 最古老的球状星团是宇宙最早期恒星与星系形成时所遗留下来的化石,年轻的球状星团则反映出星系最新的演化情势。
- Billions of stars twinkled in the sky. 无数星星在天空闪烁。
- Millions of stars were shining in the heavens. 天空中繁星闪烁。
- The space program is the evolution of years of research. 太空计划是多年研究的发展结果。
- Each galaxy contains myriads of stars. 每一星系都有无数的恒星。
- A cluster of stars smaller than a constellation. 星群,星座比星座小的一簇星星
- The chemistry of stars and interstellar space. 天体化学关于星和星际空间的化学
- Do you know about the evolution of a seed into a plant? 你知道从种子发展成为植物的过程吗?
- formation and evolution of stars 恒星的形成和演化
- The evolution of heat from the sun is inestimable. 从太阳中放射出的热是无法估计的。
- We studied the evolution of flowers from seeds and buds. 我们研究从种籽和花蕾到花的成长过程。
- The night sky is now gorgeous with billions of stars. 星斗万千,夜空璀璨。
- The number of stars now visible to the astronomers makes one's brain reel. 天文学家现在能看到的星星的数目,多得简直令人头晕目眩。
- A myriad of stars shone in the sky above. 天上繁星闪烁。
- Evolution of zeolite synthesis was reviewed. 综述了沸石分子筛的合成和最新进展。