... 预饱和柱presaturation column; 浓缩柱concentrating column; 抑制柱suppression column; ...
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Ne-He concentrating column 氖氦浓缩塔
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The process for concentrating natural vitamin E in the dual-column continuous countercurrent supercritical extraction is studied.
探讨了双塔连续逆流操作的超临界萃取和浓缩天然维生素E的工艺路线。
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