All that carbon and oxygen — byproducts of the helium fusion process — build up in its core. At that point the star will shed its outer layers and the core will form a White Dwarf.
所有氦聚变中的附产物碳和氧在它的核心逐渐积聚，这期间它将失掉较外层物质，核心最终枯萎成为白矮星。
This thesis studies two aspects: the Boolean operations on point models and the fusion; grid-based model of discrete surface fusion method.
本文主要研究了两方面内容：基于点模型的布尔运算及其融合方法；基于网格模型的离散曲面融合方法。
The changes of ash fusion point of coal blending are not the relationship of simple additivity of ash fusion point for two blended coals but that of non-linearity.
配煤灰熔点的变化不是两种单煤灰熔点简单的加和关系，而是非线性的关系，配煤灰熔点与煤灰组成之间也有很大的关系。
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