要发生聚变，气体的温度必须远远高于太阳中心致密物质的温度。
The gas must be far hotter than the dense matter at the centre of the sun for fusion to happen.
其他天文学家已经看到了银河中心附近快速移动的星和气体云，因此Ghez和Genzel都怀疑一团致密的物质正藏在看不见的地方。
Other astronomers had seen fast-moving stars and clouds of gas near the center of the Milky Way, so both Ghez and Genzel suspected a dense cluster of matter was hidden from view.
果肉大红色，肉质致密，多汁，中心含糖量11.5%左右，品质佳，不空心，不倒瓤。
Resistant to storage and transportation. Carmine compact pulp texture riched in juicy. The central soluble solids content is 11.5%, no hollow, good quality.
研究结果表明：细胞核具有中央核仁，核仁可以看到明显的纤维中心、致密纤维中心和颗粒结构。
The nucleus possesses a center nucleolus with fibrillar centers, dense fibrillar component and granular component.
探索活动星系的快速光变，是研究星系中心致密核结构及辐射机制的强有力手段。
Searche for rapid variability in the flux from active galaxies has the Promise of being a very powerful tool for understanding their emission mechanisms.
探索活动星系的快速光变，是研究星系中心致密核结构及辐射机制的强有力手段。
Searche for rapid variability in the flux from active galaxies has the Promise of being a very powerful tool for understanding their emission mechanisms.
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