名词短语
中文翻译：周期亮度曲线
同义词：
['周期亮度曲线，周期亮度图，周期亮度曲线图']
例句：
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1.The data shows a clear trend in the period-luminosity curve of the satellite's orbit.
数据显示卫星轨道的周期亮度曲线趋势明显。
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2. The team used this curve to predict the satellite's future behavior.
该团队利用这一曲线预测了卫星的未来行为。
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3. The researcher analyzed the data and found that the curve was consistent with theoretical predictions.
研究者分析了数据并发现该曲线与理论预测一致。