压缩或超临界流体作为良好的萃取溶剂，在食品加工与保藏、制药和生物材料加工等领域有广阔的应用前景。
Compressed or supercritical fluids are excellent extraction solvents. They have got wide applications in food processing and storage, medicine making, as well as biomaterials processing.
超临界流体萃取作为一种新型分离技术，不能直接萃取重金属等离子型物质，但能萃取离子与配合剂反应生成的配合物。
Supercritical fluid extraction is a new extraction technique, which can't extract the ions substance such as heavy metals directly, but can extract the ions by chelating with chelating agent.
本文叙述了超临界流体萃取的基本原理、过程和近来在天然产物研究与开发方面的进展。
The paper has described fundamental principle and process about supercritical fluid extraction (SCFE) and reviewed the recent development of research and employment of SCFE in natural products.
因此，在油气勘探开发中有必要引入超临界流体这一概念，并对其特殊相行为进行研究，把超临界流体的特性与实际油气藏勘探开发相结合，提高酸性天然气藏开发的安全性。
Under the situation, Based on the consideration above, it is necessary to introduce the supercritical fluid thesis to the oil exploration and do some researches on the phase of supercritical fluid.
本文论述了超临界流体萃取作为一种新兴的分离技术，与传统的水蒸气蒸馏法和溶剂浸提法相比较，所具有的独特的优势。
As a recently developed separation technology, the unique advantage of supercritical fluids extraction was discussed systematically, comparing with the traditional separation methods.
进一步通过与索式提取和超声提取的比较可知，超临界流体提取的效果好、提取率高、时间短，是一种较为优秀的提取方法。
Compared with the soxhlet extraction and ultrasonic extraction, we can see that supercritical fluid extraction is an effective, high extraction rate and shorten time extraction method.
进一步通过与索式提取和超声提取的比较可知，超临界流体提取的效果好、提取率高、时间短，是一种较为优秀的提取方法。
Compared with the soxhlet extraction and ultrasonic extraction, we can see that supercritical fluid extraction is an effective, high extraction rate and shorten time extraction method.
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