电流测定

While chromium may stably exist in either the passive or active state, small amoullt additioll of palladium significantly increases the corrosion resistance of chromium plating in deaerated 5% and 20% sulfuric acid solutions in consequence of spontaneous passivation.

极化曲线和阻抗频谱测定表明，在相应铬镀层处于活化－钝化过渡的电位区间，含钯镀层都表现出净阴极电流；活化溶解与钝化过程随电位的相对发展变化可由低频段容抗圈的演变来推定。

The nucleation processes and the influence of experimental conditions on the current efficiency and surface morphology of aluminum electrodeposits were studied on Al electrodes from 2:1 molar ratio AlCl3/Et3NHCl ionic liquid.

测定了不同摩尔比的AlCl3/Et3NHCl离子液体在不同温度下的电导率，考察了离子液体AlCl3/Et3NHCl摩尔比为2/1中Al电极上铝沉积的晶核成核过程，以及恒电位电解沉积铝的工艺条件对电流效率和沉积铝表面形貌的影响。

Their direct electrooxidative behaviors and the parameters of electrochemical kinetics were obtained by cyclic voltammetry,bulk electrolysis with coulometry,chronocoulometry,chronoamperometry.

运用循环伏安法考察了苦参碱和槐定碱的直接电化学氧化行为，用控制电位电解库仑法、计时库仑法、计时电流法测定并计算了它们的电化学动力学参数。

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。

The galvanic corrosion of aluminum alloy coupled with different materials, including Q235 steel, zinc-coated iron plate, copper plate, was studied by free running test in 3.5% NaCl solution.

摘 要：采用自由测试法测定了铝合金分别与 Q235 钢、镀锌铁片和铜片三种不同材料组成的电偶在 3.5% NaCl 水溶液中的电偶电流\，腐蚀电位和腐蚀速度。

The experiment results showed that the addition of ZSM5 could improve the lithium ion transference number and enhance the ionic conductivity of PEO-LiClO4 at the same time.

利用交流阻抗-稳态电流相结合的方法对CPE的锂离子迁移数进行了测定，结果表明掺入ZSM5后锂离子迁移数明显升高。

A Stokes matrix for the four calibration polarisations is generated with at least one variable correction parameter, and a correction matrix is determined from the Stokes matrix and a corresponding detector current matrix measured by the polarimeter.

用至少一个可变的校正参数产生四个校准偏振的斯托克斯矩阵，并且校正矩阵用斯托克斯矩阵和由偏振计测定的相应检波器电流矩阵确定。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。