萃取的

In this paper, the processes of methyl acetate recycling were reviewed; the method of separation methyl acetate-methanol by salt effect distillation was proposed.

本文对现行醋酸甲酯的几种回收工艺进行了评述，提出了加盐萃取精馏分离醋酸甲酯-甲醇的方法。

Has established the Avey rhzomorph through the field test remains the analysis method in the sea cabbage and the soil, and remained to it in the sea cabbage and the soil has carried on the determination, the sample with the methyl cyanide extraction, after extracting the revolving concentration nearly did, with the few methyl cyanides dissolves, passed through PRS the solid phase extract column to purify again, eluent air-dried after the nitrogen with the nitrogen methyl imidazole and the trifluoroacetic acid bitter wine grows, the derivative with the highly effective liquid chromatography analysis, used the external standard legal quantity.

通过田间试验建立了阿维菌素在甘蓝及土壤中的残留分析方法，并对其在甘蓝和土壤中的残留进行了测定，样品用乙腈提取，提取液旋转浓缩近干后用少量乙腈溶解，再经PRS固相萃取柱净化，洗脱液经氮气吹干后用氮甲基咪唑和三氟乙酸酐衍生，衍生物用高效液相色谱分析，采用外标法定量。

Together with extracts of Cactus Flower and Mohave Yucca, these unique ingredients help rebuild skin's natural barrier--locking in the moisture all day long.

独有的Biosine成分加倍促进脂质及蛋白质合成；而独特的萃取精华——仙人掌花及北美洲哈维族丝兰，重新构筑肌肤的天然保湿屏障，全天候锁紧水分，再也无须担心水分流失。

The solvent extraction of trace silicon as an impurity from sodium molybdate solution with isoamyl alcohol was studied.

对钼酸钠溶液中的微量杂质硅的萃取分离进行了研究。

He was always imaginative, taking inspiration not just from artists like Mondrian but also from Africa and Russian ballet.

他总是那么富有想象力，他不仅从像蒙德里安这样的艺术家中萃取灵感，还从非洲以及俄罗斯的芭蕾舞蹈中得到启示。

To study the extraction methods and it's antioxidant activity of pigment from Lycitum rethenicum Murr. Pigment of Lyciusn rethenicum extracted by different methods, including water bath method, Ultrasonic, Microwave and Ultrasonic Microwave Synergistic. The antioxidant activity of pigment determined by Scavenging DPPH and compared with vitamin C and E.

为研究黑果枸杞色素的提取方法与其抗氧化活性，利用常规水浴法、超声波、微波、超声－微波协同萃取4种提取方法提取黑果枸杞色素，用DPPH法测定色素提取物的抗氧化活性，并与维生素C、E进行比较。

The developed method is convenient,selective, sensitive and applicable to the determination of trace neodymium in environmental samples with complicated matrix.

实现了将此聚合物应用于基体复杂的标准参考物质中，对痕量钕离子的固相萃取和定量分析。

BED belongs to an unsteady state where the feed is strongly nonideal. A solution which is effective, quick and easy to run is hard to find out.

间歇萃取精馏属于非理想性极强的非稳态过程，很难找到一种快捷有效且易于执行的求解方法。

The selective extraction and separation of essential oils is of great importance.

挥发油的选择性萃取与分离具有非常重要的意义。

Solid-phase extraction technique has become increasingly popular in recent years because it is experienced with several major advantages: the fast, simple and direct sample application in very small size without any sample loss; higher preconcentration factor; rapid phase separation; the ability of combination with different detection techniques in the form of on-line or off-line mode; time and cost saving.

而固相萃取与原子光谱检测技术联用在痕量元素的分离富集和形态分析中也发挥着日益重要的作用。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。