FCC raw material oil-decompressed wax oil is used as extraction agent to pretreat FCC phenol-bearing wastewater.
作者选用催化原料油—减压蜡油为萃取剂，对催化裂化含酚废水进行脱酚预处理。
Using distilled water as extraction agent, ginseng polysaccharides were extracted by method of ultrasonic wave from ginseng powder.
人参根磨粉后，以蒸馏水为提取剂，用超声波法提取人参根中人参多糖，采用苯酚-硫酸比色法测定多糖含量。
Taking industry benzene as extraction agent, rogor is recovered from rogor synthesis waste water by multipolar counterflow extraction.
用工业苯做萃取剂，采用多塔对流萃取的方法回收废水中的乐果。
Using ethanol solution as the extraction agent, green pigment was extracted from spinach with ultrasonic-isted extraction. The extraction process and stability of the green pigment were studied.
以菠菜为原料，以乙醇溶液为提取剂，研究了采用超声波辅助工艺提取菠菜中绿色素的方法及菠菜绿色素的稳定性。
Using ethanol solution as the extraction agent, green pigment was extracted from spinach with ultrasonic-isted extraction. The extraction process and stability of the green pigment were studied.
以菠菜为原料，以乙醇溶液为提取剂，研究了采用超声波辅助工艺提取菠菜中绿色素的方法及菠菜绿色素的稳定性。
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