查询词典 leaching

The influences of ratio of liquid to solid, concentration of ethanol in solvent and leaching time on recovery of phenol and caustic soda and yield of fatty acid and sebacic acid were investigated.

在癸二酸传统生产工艺中的裂解工序后增加浸取工序回收游离碱和苯酚，通过正交试验，考察了液固比、浸取剂浓度和浸取时间对氢氧化钠和苯酚回收及对脂肪酸和癸二酸产率的影响，确定最佳回收工艺条件为：液固比2.5，浸取剂为95％的乙醇水溶液，浸取时间为15min。

In order to overcome the negative effects, the extractives of the fresh E. camaldulensis shavings, which were obtained by using the sorbitic-, freezing-, laser plasma- and supersonic-extracting approaches, were analyzed by ZETA and SIZER to find out the leaching rule of micro and nano particles in E.

采用单因素试验法，分析赤桉溶出粒子的特征，探索赤桉木材纳米粒子在索氏抽提、超声波抽提、冷冻抽提、激光等离子抽提中的溶出规律。

Methodswith yield of total flavonoids and the sum integral relative peak area of total flavonoids in hplc chromatograms as the index, orthogonal experiment was carried to investigate factors of temperature, solid-liquid leaching rate, concentration of alcohol, which impact the yield of total flavonoids from sorbus tianshanica rupr.

方法采用正交实验，分别以比色法测定总黄酮提出率和高效液相色谱图谱中总黄酮相对积分峰面积为指标，考察提取温度、料液比、醇浓度对天山花楸叶中总黄酮提出率的影响。

We examined in the regulating tank as well as in the stilling basin entire technical process trash leaching solution toxicity.

我们检验了在调节槽以及沉淀槽整个工艺流程中的垃圾沥出液的毒性。

They are subaerially exposed to weathering and disintegration, resulting in leaching and removal of...

废石暴露地表而遭受风化分解，导致Sc、V、Cr、U、Cd、Th等重金属元素淋滤释出，在废石样品中均表现出不同程度的迁移特征，且以V、Cd、U的迁移性最为强烈。

At which silver recovery from zinc leaching residues by using sulphydryl collectors.

另外，从新的用药组成及结构看，新的用药制度不会影响锌的电解生产。

The leaching test shows that Pb/Zn ore are susceptibly to be oxidized or dissolved and readily release Cd and other harmful element.

两个不同矿石镉的淋失量有所差别，矿石中菱锌矿质量分数是影响镉淋失的主要因素。

The leaching and transferring of 95Zr in different soils and its actions in several aquatic and terraneous ecosystems were studied by using the isotope tracer techniques.

本文采用同位素示踪技术研究了~(95)Zr在不同土壤中的淋溶、迁移和在几种水生及陆生生态系统中的行为，为探明~(95)Zr在不同农业生态环境中的行为规律提供基础资料，对制定有关安全标准和污染治理提供了科学依据。

The results of this study are summarized below.1 A variety of additives such as proteins,glyoxal / glycerol,alcohols,metal salts,as well as ethylene monomer were used in this study and all of them could improve the leaching resistance of the three kinds of borate(boric acid,borax,disodium octaborate tetrahydrate) in different extents through variety forms.

本研究的结果归纳如下：(1)本研究中所使用的多种助剂如蛋白质、乙二醛/丙三醇、醇类化合物、金属盐以及乙烯单体等都能通过各种形式，不同程度的提高三种硼酸盐(硼酸、硼砂、四水合八硼酸二钠)的抗流失性，但效果均不是特别明显。

Lead slag ; Leaching of sodium chloride ; Synthesizing ; Tribasic lead sulfate

铅渣；氯化钠浸出；合成；三盐基硫酸铅

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。