查询词典 distillation

The application of a facile and effective steam distillation apparatus in Semi-microorganic experiment is introduced.

介绍了一种简便、有效的水蒸汽蒸馏装置在半微量有机实验中的应用。

The parameters of steam distillation for extracting onion oil were optimized.

优化了水蒸汽蒸馏提取洋葱油的适宜工艺参数。

DC, and provide the scientific basis for exploitation. MethodsThe essential oil was extracted by steam distillation.

目的对云南大理产水芹挥发油进行化学成分的研究，为水芹的进一步开发和利用提供科学依据。

If it is thought that vacuum or steam distillation will yield a better quality product or if the process appears to be economically more favorable.

如果认为真空蒸馏或蒸汽蒸馏生产的产品质量更好，或者从经济角度看更为有利

There are three traditional methods to get it, which include steam distillation, expression and solvent extraction.

传统提取柑橘精油的三种方法是水蒸气蒸馏法、压榨法和浸提法。

Methods:The essential oil was extracted by steam distillation and analyzed by GC - MS technique.

用水蒸气蒸馏法提取藏药独一味地上和地下部分挥发油并通过气相色谱-质谱技术对其进行分析。

Steam distillation operation was employed to purify product, the purity was more than 99.5 percent.

水蒸气蒸馏操作是用来净化产品，产品纯度超过99.5%。

The quality of the oil by means of SFE-CO2 and steam distillation was better.

采取超临界CO2萃取和水蒸气蒸馏的苏州荠芋挥发油品质较优。

The essential oil was obtained from steam distillation. Chemical components were separated and identified by GC-MS.

方法］用水蒸气蒸馏得到挥发油，运用GC-MS技术，结合计算机检索对具体化学成分进行了分析和鉴定。

The process of extraction may be done through distillation using steam or water.

萃取过程可透过用蒸馏或水蒸汽。

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。