查询词典 electrochemical

In present study, the effects of piracetam on the content of monoamines transmitter and their metabolites induced by restraint water immersion in the rat brain employing ion pair revesed phase high performance liquid chromatography with electrochemical detection were investigated.

吡拉西坦( piracetam ，脑复康)，化学名：乙酰胺吡咯酮，是首先由比利时UCB研究所 1 963年合成的一种促智药，研究表明它有激活、保护和修复神经细胞作用[1～ 3] 。

A panticular NO microelectrode has been developed,possessing good selectivity, sensitivity, and mechanical strength, and a novel test technique of NO microelectrode has been established. Neurotransmitters including monoamines, amino acids, peptides, and related bioactive substances such as calcium, magnesium, kalium, natrium and indole substances in brain have been studied by capillary electrophoresis with electrochemical detection. Some problems in analysis of actual samples have been solved, such as micro sample injection and the joint of CE-ED with micro-dialysis.

研制选择性好、灵敏度好机械强度高的NO微电极，建立NO微电极活体测试技术；研究脑内单胺类、氨基酸类、肽类神经递质以及钙、镁、钾、钠、吲哚类物质等相关生物活性物质的毛细管电泳电化学检测技术，解决实际样品测定中遇到的问题，如微量样品进样和与微透析技术联用等。

The performance of corrosion inhibition of self-assembled monolayers of imidazoline formed on iron substrate was characterized by means of scanning electrochemical microscopy.

用扫描电化学显微镜的线扫描的方法研究咪唑啉分子吸附在铁的表面形成的自组装单分子膜。

Result and conclusion: The electrochemical experimental results show that the two totally irreversible oxidation peaks in the region of 0.3-1.2 V vs SCE for both MT and SR were observed,and the electrode reactions processes were diffusion-controlled.Their electron transfer number n and electron transfer coefficient α were obtained by CV and electrolysis with coulometry.The diffusion coefficient D and rate constant k f were also calculated by CC and CA.

结果与结论：在0.30~1.2 V电位窗口内，MT和SR均产生1个不可逆氧化峰，并且它们的电极反应均受扩散步骤控制；用控制电位电解库仑法和循环伏安法得到MT和SR的电极反应电子转移数n和电荷转移系数α，运用计时库仑法和计时电流法测定了它们的扩散系数 D 及电极反应速率常数kf。

Therefore,this dissertation focuses on the preparation,characterization and electrochemical investigation of transition metal vanadates and Si nano/microstructures.

因此，本论文开展了过渡金属钒酸盐和Si纳米/微米材料的可控制备、表征与电化学性能研究。

This work is based upon the characteristic of an enzyme capable to recognize a particular molecule through an oxidation-reduction effect. In this study, the uricase is utilized as the sensing components of our sensor system to initiate biological and subsequent electrochemical reactions. After the reactions, the output infinitesimal currents are transformed into voltages shown as electrical signals.

本研究是利用酵素能够藉由氧化还原作用以识别特定分子的基本特性，使用尿酸酶做为感测器系统之生物电化学反应的感测元件，再将输出的微小电流转换为电压并呈现一电讯号。

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公司和欧美众多著名机电生产厂商建立了长期友好的战略合作关系，为其产品在中国区的市场推广、技术支持、产品销售、售后跟踪等提供专业周到的服务，公司销售的许多机电备件均从国外生产厂家直接进口，迅速的交货和极具竞争力的价格给客户节约了大量的生产时间和制造成本，公司主要总代理和经销以下著名品牌机电产品：德国Pflitsch电缆紧固件及附件、德国Wiska全系列产品，总代理德国Bimed电缆连接系统，，西班牙Top Cable电缆，西班牙Interflex电缆保护软管及接头，瑞士Kaba机械锁， ITT Cannon Veam 连接器，专业代理销售英国输力强·莫伯蕾有限公司自动化仪表（线性传感器、位移传感器、料位和物位及液位仪表；在线密度计、在线粘度计、流量计算机；水处理仪表）等产品。

Vegetable's roots absorb NO3- mainly by the way of active absorption. Under retro-electrochemical gradient(170-250mv), NO3- is absorbed into the interior of root through symplast in a state of ion.

蔬菜根系以主动吸收为主的方式吸收硝酸根离子，在逆电化学势梯度（170~250mv）下，硝酸根离子以离子态通过共质体途径进入根部内部。

Vegetable's roots absorb NO3(superscript -) mainly by the way of active absorption. Under retro-electrochemical gradient (170-250mv), NO3(superscript -) is absorbed into the interior of root through symplast in a state of ion.

蔬菜根系以主动吸收为主的方式吸收稍酸根离子，在逆电化学势梯度(170~250mv)下，硝酸根离子以离子态通过共质体途径进入根部内部。

A film-forming additive, vinyl ethylene sulfite with both vinylene group and sulfite group, affects the electrochemical performance of carbonaceous mesophase spherules and LiFePO4 electrode.

研究了具有不饱和双键和亚硫酸酯双官能团的乙烯基亚硫酸乙烯酯作为锂离子电池电解液成膜添加剂对中间相碳微球和LiFePO4电极电化学性能的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。