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DMSO精馏分析与精馏塔设计与操作
精馏是一种基于混合物中各组分挥发性差异的分离技术。DMSO的沸点较高(约189°C),而常见杂质如水的沸点较低(100°C),通过控制加热温度和蒸馏条件,可以有效分离DMSO与低沸点杂质。此外,DMSO在高温下可能发生分解,因此在精馏过程中需要特别注 ...
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今日热点
Fed holds rates steady
Resumes ground operations
Trans troops ban blocked
Sentenced for fraud
Lifts segregation ban
Hit with EU antitrust actions
Suit over firings, takeover
Propose banning 'tush push'
Lead investigator fired
US visa records unsealed
Trump fires 2 Democrats
Judge on USAID shutdown
Return to Earth
Exits Vancouver Auto Show
Woman charged w/ murder
Smugglers found guilty
Ex-studio engineer charged
Mexico City bullfighting ban
Hollywood director charged
1979 cold case solved
Winter weather warnings
To cut civilian jobs
To serve as finance chair
Abduction tracking ends
Sues Trump administration
Amazon sues safety agency
In-person identity checks
Cat food products recalled
Teachers union sues
Florida Keys brush fire
Louisiana executes inmate
Files new bankruptcy plan
Zoox recall
Issues dengue fever warning
MetroCard sales to end
Case transferred to NJ
ICE detains activist
WV couple sentenced
UN climate report
Jury finds Greenpeace liable
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