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超临界流体萃取法
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超临界流体萃取法
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超临界流体萃取法
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supercritical fluid extraction
超临界流体萃取法
利用超临界流体为溶剂,从固体或液体中萃取出某些有效组分,并进行分离的一种技术。超临界流体指某种气体(液体)或气体(液体)混合物在操作压力和温度均高于临界点时,密度接近液体,而其扩散系数和黏度均接近气体,其性质介于气体和液体之间的流体。
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passive radar
passive radar homing guidance
passive radar seeker
passive radio frequency identification devices tag
passive radio frequency identification devices tag, passive RFID tag
passive reference cavity frequency stabilization
passive remote sensing
passive resistance factors
passive review
passive RFID tag
passive rifting
passive rift valley
passive risk control
passive routing
passive safety
passive safety system
passive satellite
passive selective catalytic reduction system for nitrogen oxides
passive sensor
passive shielding
passive sonar
passive state
passive surveillance
passive system
passive targeting drug delivery systems
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