精制

The effects of complexing agent and clay on intermediate lube base oil were studied.

分别考察了白土精制和络合脱氮对兰炼减四线去蜡油脱氮效果的影响。

Intermediate lube base oil was treated by complexing agent and followed by clay to enhance its oxidation stability.

采用络合白土脱氮联合工艺对兰炼减四线去蜡油进行了精制，以提高润滑油基础油的氧化安定性能。

Some fine desulfurizcr used at room temperature are studied and evaluated, which are effective to eliminate the corrosions by absorbing these sulfur compounds.

筛选了二种常温液相精脱硫剂，可消除液化气铜片腐蚀；提出了液化气液相常温精制工艺，可较好地解决液化气铜片腐蚀问题。

By analyzing the composition of the feed and the specification of the product, a new process for the recycle of hexane and cyclo- hexane solvent of SBS plant in Yanshan PCGC is proposed.

通过对橡胶厂SBS车间溶剂回收工段进料及产品要求的分析，提出了己烷溶剂回收采用一塔流程的设计观点；经采用AspenPlus进行模拟，确定了一塔流程的可行性；并对目前的溶剂精制塔进行了核算，提出了目前两塔流程改为一塔流程操作的可能

In order to produce n-pentane desorbing agent for molecular sieve dewaxing unit,the refining tests for reformed n-pentane oil were carried out by using complexing agents.

为了生产用于分子筛脱蜡装置的正戊烷脱附剂，利用络合化学试剂对切割分离后的重整正戊烷油进行了脱烯烃精制实验。

Lutein powder is obtained from refined marigold oleoresin ,which is extraceted from fermented marigole flowers Its main components are nthophylls and dextrine.

食品级叶黄素粉末是由万寿菊花经发酵，提取首先得到叶黄素树脂，然后经精制而得，主要成分为叶黄素和糊精。

Lutein powder is obtained from refined marigold oleoresin ,which is extraceted from fermented marigole flowers Its main components are xanthophylls and dextrine.

食品级叶黄素粉末是由万寿菊花经发酵，提取首先得到叶黄素树脂，然后经精制而得，主要成分为叶黄素和糊精。

Methods Fresh adult bovine tendon was dissolved with acetic acid and enzyme-digestion for type Ⅰ collagen. Then they were dialysed and purified for refined liquid collagen, which was cross-linked with glutaraldehyde.

取新鲜成年牛跟腱，用乙酸溶解－酶消化法提取Ⅰ型胶原，并进行盐析、透析、纯化得到精制的液态胶原，用戊二醛进行交联。

The aeration basin comes equipped with flat-plate membranes and fine bubble diffusers for efficient operation and oxygen transfer.

通风配备了实现有效运行和氧传递的平板膜和精制消泡器。

Third, the phenyl aldehyde precipitation method and ion-exchange method were utilized to refine the eluent.

次之，分别采用苯甲醛沉淀法和离子交换法对L-精氨酸粗提液进行纯化精制。

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。