查询词典 activated carbon

Six bacteria named 1#、2#、3#、4#、5#、6# which can utilize diniconazole as sole carbon source were isolated from activated sludge of pesticide manufacturer.The results showed that all six bacteria were aerobiosis.

从生产烯唑醇的农药厂废水处理池的活性污泥中驯化、分离得到6株能以烯唑醇为唯一碳源生长的细菌，分别命名为1#、2#、3#、4#、5#、6#。

In order to research the relations of carbon sources to structure of PHAs, six kinds of PHAs sample were synthesized by activated sludge with six different carbon sources respectively in the aerobic-anaerobic-anoxic process. Their structures were determined by 〓HNMR、〓CNMR and GC-MS. When the carbon source was acetate, the unit composition of PHAs was 93. 91mol％ 3-hydroxybutanoic acid and 6. 09mol％ 3-hydroxypentanoic acid ; When the carbon source was propionate, the unit composition of PHAs was 28. 66mol％ HB, 63. 13mol％HV, 2. 55mol％ 2-methy-3-hydroxy-butanoic acid (2MHB) and 5. 66mol％ 2-methyl-3-hydroxypentanoic acid (2MHV); When the carbon source was 80％ butyrate and 20％ 1, 4-butanediol, the unit composition of PHAs was 65. 03mol％ HB, 28. 06mol％HV, 1. 91mol％2MHB, 2. 69mol％ 2MHV, 0.73mol％ 4-hydroxy butanoic acid (4HB), 0.78mol％ 4-methyl-3-hydroxy-pentanoic acid (4MHV), 0.80mol％ 3-hydroxyhexanoic acid ; When the carbon source was 20％ butyrate and 80％ 1, 4-butanediol, the unit composition of PHAs was 61. 39mol％ HB, 23. 01mol％HV, 4. 58mol％2MHB, 5. 97mol％ 2MHV, 0.91mol％ 4HB, 2. 37mol％ 4MHV, 1. 77mol％ HHx; When the carbon source was 60％ pentanoate and 40％glucose, the unit composition of PHAs was 41. 24mol％ HB, 58. 76mol％HV; When the carbon source was 60％ benzoate and 40％ glucose, the unit composition of PHAs was 65. 48mol％ HB and 34. 52mol％ HV.

为了研究不同碳源与产物PHAs结构的关系，采用好氧-厌氧-缺氧模式利用6种不同碳源培养活性污泥得到6种不同的PHAs样品，通过〓HNMR、〓CNMR和GC-MS谱图确定了这6种PHAs的单体成分和比例：以乙酸钠培养活性污泥得到的PHAs的单体组成是93.91mol％3-羟基丁酸和6.09mol％3-羟基戊酸；以丙酸钠培养活性污泥得到的PHAs的单体组成除28.66mol％HB、63.13mol％HV外，另外还有2.55mol％3-羟基2-甲基丁酸（2MHB）和5.66mol％3-羟基2-甲基戊酸（2MHV）；以80％丁酸钠和20％1，4-丁二醇混合溶液培养活性污泥得到的PHAs含有七种单体组成：65.03mol％HB，28.06mol％HV，1.91mol％2MHB，2.69mol％2MHV，0.73mol％4-HB（4-羟基丁酸），0.78mol％4MHV（3-羟基-4-甲基戊酸），0.80％HHx（3-羟基己酸）；以20％丁酸钠和80％1，4-丁二醇培养活性污泥所得到的PHAs含有与3#样品相同的七种单体，只是比例不同，分别是61.39mol％，23.01mol％，4.58mol％，5.97mol％，0.91mol％，2.37mol％，1.77mol％；以60％戊酸钠和40％葡萄糖培养活性污泥所得到的PHAs由HB和HV组成，比例是41.24 mol％∶58.76 mol％；以60％苯甲酸钠和40％葡萄糖培养活性污泥所得到的PHAs也由HB和HV组成，比例是65.48 mol％∶34.52 mol％。

The result shows that the excessive activated sludge from the domestic sewage plant can be used to serve as the original sludge for the rapid re-start-up of UASB successfully by adding appropriate scrap iron and granule active carbon to UASB.

小试连续运行实验结果表明，在UASB中加入适量铁屑和活性炭颗粒，以生活污水处理厂剩余污泥为种泥可以成功实现UASB＋SBR处理系统的快速启动，消除DO2-4对生物处理系统的影响，并在较短的时间内（21 d左右）培养出了厌氧颗粒污泥。

By using competitive adsorption of activated carbom to remove unfavorable influence of carbon in carbonaceous gold concentrate on leaching process, the leaching rate of gold concentrate can be improved to 88% as compared with 10%by direct cyanidation.

本文论述了利用活性炭竞争吸附作用，消除含炭金精矿中炭在浸出过程中的影响，使金精矿的浸出率可由直接氰化的10％提高到88％。

In this thesis, two electrochemical activation methods and two activation solution were used to obtain four types of the activated GC electrodes. Effects of electrochemical activation procedure on the structure, the size, the distribution and the type of electron transfer site on electrode surface have been investigated. Application of electrochemical activation GC electrode has been exploited in electroanalysis of metal ions. Meanwhile, the essence structure and character of electron transfer site of sp2 hybridized carbon material have been explored.

在本论文研究中，通过采用酸性和碱性两种活化溶液，分别以两种不同的电化学活化方法，获得了四种不同的活化电极表面；调查了电化学活化方法对电极表面的电化学活性点的种类、尺度大小、结构以及分布的影响规律；拓展了电化学活化玻碳电极在电分析领域中的应用；探索了sp2杂化类碳材料电极在电子传导点的性质和结构上存在的本质共同点。

It was shown that not only pore surface chemistry but also the pore structure of samples activated by air were different from those by traditional steam, carbon dioxide and potassium hydroxide activation.

研究结果表明，所制备的样品不仅具有特殊的表面结构，同时其孔隙结构也与其它方法所制备的ACF有较大差异；样品对低浓度下的极性分子如水蒸气有较好的吸附选择性。

Effect of pretreated by K_2Cr_2O_7 solution and activated on specific surface area of carbon fiber

由于制备条件的不同，固体与气相接触的表面大小可有很大差异。

The thermodynamic functions of NO removal by low carbon hydrocarbons such as methane, ethane, ethene, ethine, propane and propene are calculated,and enthalpy changes of reaction producing activated particles from low carbon hydrocarbons in electric field are calculated to find out the appropriate low carbon hydrocarbons for removing NO.

通过计算甲烷、乙烷、乙烯、乙炔、丙烷和丙烯等低碳烃与NO反应的热力学函数和低碳烃在电场作用下产生活性粒子的反应焓变，找出合适的低碳烃作为脱除NO的添加剂。

The surface characters of GC electrochemically activated glassy carbon electrode also were investigated on the base of Vitamin C and dopamine probe, and were compared with that of carbon nano tube and graphitic powder.

以维它命C和多巴胺为电化学分子探针，调查了采用不同电化学活化方法活化的玻碳电极表面电化学性质，并与碳纳米管和石墨碳粉颗粒的表面进行了相比较。

In this work,activated carbon fiberswere respectively modified using different concentration ammonia aqueous solution,and the textural pvoperties and the surface oxygen content as well as the surface acidities of the modified ACFs studied were determined by nitrogen adsorption,elemental analysis and Boehm titration methods.

主要研究采用氨水对活性炭纤维ACF表面进行改性，制备了3种不同的改性ACF，测定ACF孔结构和表面酸碱基团，并测定了苯乙烯在改性ACF床层的吸附透过曲线，讨论了改性ACF的孔结构和表面酸碱基团对其吸附性能的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐