应用这两个方程可降低60 %的原油分析成本，还为原油分类提供了准确可靠的密度数据。

Use this two equations can not only reduce 60% crude oil analysis costs but also provide accurate density data for classification of crude oil.

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实验分析及应用效果表明，在渤海地区，储集岩热解法原油密度预测技术基本上可以替代原油分析技术。

The experiment results and application effects show that the forecasting technique of oil density with reservoir-rock pyrolysis data can largely replace the oil analysis technique in Bohai sea.

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