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The influences of oxygen impurity influx rate and confinement time on intensity and switch-on time of line emissions are surveyed numerically.
用数值计算分别考察了氧杂质进入通量和约束时间对谱线峰值强度和起始时间的影响。
The results show that the main components of inclusion are carbon and oxygen. Carbon impurity comes from graphite crucible and heater, while oxygen impurity from the oxides in the raw material…
分析结果表明：包裹物的主要成分是碳和氧，碳来源于石墨坩埚和石墨发热体，而杂质氧则来源于原料中的含氧化合物和生长过程气氛中氧的进入。
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