supercritical fluid extract的用法和样例：
例句
- The Chinese angelica root oil is obtained by carbin dioxide supercritical extraction method.
其中当归油优选用二氧化碳超临界萃取法制得。 - Compared with the method of soxhlet, the SEF is better to extract unsaturated fatty acid and the extracting time was shorter.
与采用索氏提取法提取扇贝内脏脂质相比较，结果表明，超临界萃取法更适合不饱和脂肪酸的提取，而且提取时间短。
