萃取的

Solvent extraction using crown compounds as extractants is one of the most important separation methods of cesium.

用冠醚化合物作为萃取剂从酸性废液中溶剂萃铯，是目前众多分离手段中最重要的方法之一。

The gold extraction process from alkaline cyanide solution with the synergic system consisted of MSO and TBP is studied.

研究MSO-TBP组成的协萃体系从碱性氰化液中萃取金过程。

The extraction medicament used in extraction is mostly flammable, volatile and harmful to human body and the society.

其中萃取法所采用的萃取剂大多是易燃、易挥发而且对人体和社会都具有危害性。

The methods of mechanical compression, chemical extraction, soxhlet extraction and supercritical CO2 extraction were taken to extract the oil in perilla seed. With oil yielding rate of perilla seed after extraction as investigation index, the suitable extraction method for oil in perilla seed was screened.

方法］采用机械压榨法、化学萃取法、索氏提取法和超临界CO2萃取法提取紫苏子油，以紫苏子萃取后的出油率为考察指标，筛选适宜的紫苏子油的提取方法。

Flavonoids (hyperin, rutin, quercitrin and quercetin) and saponins compounds from Acanthopanax Senticosus Harms have been extracted by means of a microwave-assisted extraction technique.

利用微波辅助萃取法萃取刺五加中的黄酮类(金丝桃苷、芦丁、槲皮苷、槲皮素)化合物和皂苷类化合物。

The saturation of 10 mL 1 g/L PMCyP-MIBK is about 1 mg, and the stoichiometric proportion to Sr is 3∶1 in extraction.

实验测得10 mL 1 g/L PMCyP-MIBK对Sr的饱和萃取容量约为1 mg，萃合比为3∶1。

Compared with ultrasonic extraction, the amount of extraction solvent and extraction time can be reduced when the UNE was applied.

与传统的超声萃取法相比，超声雾化萃取法具有溶剂用量较小、萃取时间较短的优势

It includes the following steps: extract trivalent iron ion and divalent iron ion in water phase through organic extractant, get predecessor of; absterge it with secondary distilled water for2-3 times and get pure load metal predecessor of organic phase; mix organic phase of Mg2 and Fe3 with mol rate of 1:2 and introduce them into autoclave, add distilled water according to the rate of 3:1 or 4:1 of organic phase and water phase and airproof it, and then mix it fiercely, stripping with hydrothermal method at temperature between 200 degree C and 300 degree C and make them react for 2.5 hours; cool it to the room temperature under natural condition, separate liquid and centrifugalize it, absterge it with absolute alcohol for 2-3 times and dry it at temperature of 50 degree C for 30-180 minutes, then get product of magnesium ferrite.

包括如下步骤：通过有机萃取剂来萃取水相中的三价铁离子和二价镁离子，制得有机相前驱物；用二次蒸馏水洗涤2-3次，获得纯净的负载金属有机相前驱物；按照Mg 2 和Fe 3 摩尔比1∶2将有机相混合均匀后引入高压釜中，按照有机相与水相的比例为3∶1或4∶1加入蒸馏水，密封后，对溶液进行强力搅拌，水热反萃的温度在200-300℃之间反应2.5小时；自然冷却至室温，分液，离心分离，用无水乙醇洗涤2-3次，在50℃下干燥30-180分钟，得铁酸镁产品。

Prior to electrophoresis, the analytes were purified and preconcentrated by solid phase extraction from plasma.

血清样品通过固相萃取预处理和浓缩，对映体的固相萃取回收率在82.9%～90.7%，相对标准偏差RSD%均小于7 %。

Results of acute treatments of oral glucose tolerance test showed that the plasma glucose levels of the diabetic Wistar rats administered, both of guava fruit water or alcohol extracts, with 200 or 400 mg/kg BW were lower than the control group (fed with equal volume of saline solution) after 30 minutes gavages. It is considered that the extracts containing protein, lipid and diet fiber may defer the stomach and small intestines to get empty and interfere or delay the sugar absorption and then increase the glucose utilization in diabetic rats.

结果显示糖尿病鼠不论灌食番石榴果实之水及乙醇萃取物粗萃物200或400 mg/kg BW的剂量，於OGTT第30分钟后的血浆葡萄糖值均比糖尿病控制组显著降低，推测原因可能与番石榴粗萃物所含的蛋白质，脂肪及膳食纤维延缓胃和小肠的排空，具有干扰或减缓葡萄糖的吸收，因而促进体内组织细胞对血液中葡萄糖的利用有关。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。