Variation of the binary azeotropic point with pressure was studied.

研究了二元共沸点随压力变化的规律。

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Conclusion: This azeotropic crystallizing condition is better than old one.

结论：改后共沸结晶条件优于原共沸晶条件。

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Conclusion: This azeotropic crystallizing condition is better than old one.

结论：改后共沸结晶条件优于原共沸晶条件。

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