... 真孔隙度：true porosity 真空蒸镀系统：vacuum evaporation system 真空压机：vacuum-press ...
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Thermal Vacuum Evaporation System 真空蒸着系统
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The existing problems in vacuum system for enrich effect were analysed. Combing the present status of caustic soda evaporation system, innovation measures were put forward.
分析了浓效真空系统中存在的问题，介绍了结合烧碱蒸发系统现状提出的改进措施。
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