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与 电极的 相关的网络例句 [注:此内容来源于网络,仅供参考]

The determination of.K_2O in raw materials for ceramic industry has been made by direct measurement with volinomycin potassium electrode as indicator electrode and calomel electrode as reference electrode.

以缬氨霉钾电极作指示电极,甘汞电极作参比电极,用直读法测定了陶瓷原材中的K_2O。

Results A total of 51 cases of patients with 6 cases of pacemaker dysfunction occurred: Pacing electrode catheter dislocation example 1 (1.9%), electrode fracture example 1 (1.9%), electrode insulation layer breakdown of example 1 (1.9%), 4 cases of perceptual dysfunction (7.8%), pacemaker-mediated tachycardia I example (1.9%), adopted to adjust the pacing parameters or replacement of pacemakers and pacing electrode catheter, pacing function returned to normal; 5-year follow-up, 3 cases of capsular hematoma and capsular rupture (5.9%), out by local hematocele, antibiotic rinse, closed cavity, in severe cases, re-incision and drainage to remove blood clots after compression bandaging article, in severe cases of infection, clear sinus, closed cavity, catheter inserted in the contra-lateral re-production of capsular bag implantation of pacemaker, to strengthen the anti-inflammatory treatment, made a very good effect. Two cases with pacemaker syndrome, 13 cases with cardiac dysfunction, 8 cases with cerebral infarction.

结果:51例患者中共有6例发生起搏器功能异常:起搏电极导管脱位、电极断裂、电极绝缘层破裂起搏器介导的心动过速各1例(1.9%),感知功能障碍4例(7.8%),通过程控或更换起搏器和起搏电极导管后,起搏功能恢复正常。5年随访中,囊袋血肿、囊袋破溃者3例(5.9%),经局部抽出积血,抗生素冲洗,严重者重新手术后取得很好疗效;2例患者出现起搏器综合征,13例患者出现心功能不全,8例患者并发脑梗死。

By means of electric potential method and anodic stripping voltammetry , the trace Cd~(2+) in the soil samples of rich iron content can be determined by a 883—model polarograph, with the mercury membrane electrode of silver base sphericity as the indicating electrode and a large area of sheet—silver electrode as the reference electrode.

本文应用电位法,采用银基球型汞膜电极为指示电极,大面积银片电极为参比电极和883型极谱仪,阳极溶出法测定大量铁存在下的土壤样品中痕量镉。

The " electrode" is not equal to the electric pole. Because every electrode of a voltaic cell consists of two contrary poles.

由于原电池中每一个电极体都包含着两个相反的电极,故"电极体"并不等于电极。

On Pt-Rh alloy electrode s, the effect of some operational parameters on the adsorption process of several unsaturated aliphatic acids was respectively examined by fast cathodically potentiodynamic polarization.

研究结果表明,在中等表面覆盖率下,所研究的不饱和有机酸在Pt-Rh合金电极上吸附速率都遵循Rogynski-Zilidowicz方程,Pt电极上吸附速率最大,从Pt电极向Rh电极过渡中,吸附速率下降 2 0~ 30倍。

The hydrophobic adsorption film gradually grows and passivates on jamesonite from -78 mV to 42 2 mV.The electrode process of jamesonite at 522 mV is quite controlled by the reaction that is depended on ion diffusion.When the electrode potential is over 622 mV,the hydrophilicity on jamesonite becomes strong due to covering an amount of PbSO4 from the electrochemical reactions.

当电极电位为-78 mV~422 mV,矿物表面疏水性膜逐渐增长并产生钝化作用;当电极电位为522 mV时,电极过程完全由离子扩散决定的电化学反应所控制;当电位大于622 mV后,电极反应产生大量的PbSO4沉淀,并覆盖在电极表面,矿物表面的亲水性强。

The causes were right auricle injury by violently placing a electric catheter to it (n=2),coronary sinusinjury by violently placing a electric catheter to distal CS (n=3) and by intracardiac electric defibrillation using electric catheter electrodes of high right atrium and CS as current loop(n=1),perforations of right atrial wall (n=3) and left atrial wall(n=2) by sliding up of the transseptal set,and perforation of left auricle by misplacing the mapping catheter of left superior pulmonary vein to it (n=1). 10 cases of acute tamponade occurred during operation, and 2 after operation.12 patients were treated successfully with urgent pericardiocentesis, and no patients required emergency surgery.

引起心包填塞的原因有:①放置电极导管至右心耳时用力过大致右心耳损伤(2例);②放置电极导管至冠状静脉窦时,因导管不易进入远端而用力过大致CS损伤(3例);③心内电除颤时采用高位右房和CS电极作回路,致CS损伤(1例);④房间隔穿刺系统向上滑动穿破右房(3例)和左房(2例);⑤放置左上肺静脉标测电极时导管误入左心耳致其穿孔(1例)。10例急性心包填塞出现于术中,另2例术后发生。12例患者经紧急心包穿刺引流均成功治愈,无1例需外科急诊手术。

The causes were right auricle injury by violently placing a electric catheter to it (n=2),coronary sinusinjury by violently placing a electric catheter to distal CS (n=3) and by intracardiac electric defibrillation using electric catheter electrodes of high right atrium and CS as current loop(n=1),perforations of right atrial wall (n=3) and left atrial wall(n=2) by sliding up of the transseptal set,and perforation of left auricle by misplacing the mapping catheter of left superior pulmonary vein to it (n=1). 10 cases of acute tamponade occurred during operation, and 2 after operation.12 patients were treated successfully with urgent pericardiocentesis, and no patients required emergency surgery.

引起心包填塞的原因有:①放置电极导管至右心耳时用力过大致右心耳损伤(2例);②放置电极导管至冠状静脉窦时,因导管不易进入远端而用力过大致CS损伤(3例);③心内电除颤时采用高位右房和CS电极作回路,致CS损伤(1例);④房间隔穿刺系统向上滑动穿破右房(3例)和左房(2例);⑤放置左上肺静脉标测电极时导管误入左心耳致其穿孔(1例)。10例急性心包填塞出现于术中,另2例术后发生。12例美白患者经紧急心包穿刺引流均成功治愈冬季,无1例需外科癌症急诊预防手术胃痛。

Objective: Pino et al reported that strip lesions were produced when the distance between two probe was 2 to 6mm, and it resulted in unipolar lesions when they were spaced more than 6 mm apart. However, in clinical studies and some other reports, bipolar radiofrequency treatment was also effective when the distance was 10mm. Therefore, we duplicated Pino et al's experimente to study the lesion morphology when the distance of two radiofrequency cannulae was arranged between 2 and 10mm.

目的: Pino等人的研究发现双针间距在2-6mm之间时双电极之间可形成带状毁损,而8mm、10mm间距时双电极针成为独立的电极毁损,而在临床研究及某些文献报道中可以看到双电极间距在10mm时治疗同样有效,因此本文重复Pino等人的实验,研究双针电极间距在2-10mm时双针射频毁损形态。

The main research work of this dissertation is as follows: Based on the chemical reaction engineering theory and the nitrobenzene electroreduction mechanism, the plate and frame electrolyzer was designed and applied to the process of electroreduction nitrobenzene to p-aminophenol. This dissertation measured the residence time distribution data of the electrolyzer by means of the pulse response method and studied the rule of flow pattern along with the current capacity change. Under different conditions ,this dissertation studied the cyclic voltammetry properties of nitrobenzene on different electrodes by means of the dynamic cyclic voltammetry method and the electrode materials applied to the NB electroreduction have been selected primarily.Baseed on the results of cyclic voltammetry tests, this dissertation used p-electrode systems to measure the steady-state- polarization curves of nitrobenzene on different electrodes in H-type diaphragm cell, and obtained each primary factor s influence rule and the exchange current density value of each electrode.And then on the basis of the conclusions of fundamental researchs upword, the effects of influence factors on the the yield of p-aminophenol and the current efficiency,such as electrode material, current density, quantity of electricity circulated, nitrobenzene concentration . sulpuric acid concentration and so on, have been studied in detail in the systems of hign temperature , strong acidity and oxygen-poorthrough a series of electrolysis experiments in this paper.After all using Pb as anode Monel metal as cathode Dupont Nafion 417 cation-exchange membrane as membrane, this dissertation obtained the optimum technological condition: reaction temperature about 85C, current density 500A m-2, sulphuric acid concentration 20%wt.

论文的主要研究工作为:运用化学反应工程理论,结合硝基苯的电还原机理,设计出用于硝基苯直接电还原合成对氨基苯酚实验的板框式电解槽,并利用脉冲响应法测定了该板框式电解槽的停留时间分布数据,研究了流型随流量变化的规律;通过动态循环伏安法研究了硝基苯在不同电极上、不同条件下的循环伏安特性,初步评选出了用于硝基苯电还原的电极材料;结合循环伏安的测定结果,在H型隔膜电解槽中采用三电极体系测定了硝基苯在不同电极上、不同条件下的稳态极化曲线,得到了各主要因素的影响规律及硝基苯在各个电极上电还原的交换电流密度数值;在基础研究结论指导下,采用板框式电解槽,在高温、强酸、贫氧系统中,进行了一系列的电解实验,分别考察了电极材料、电流密度、通电量、硝基苯浓度、硫酸浓度等因素对收率及电流效率的影响,最终选择以蒙乃尔合金电极作为阴极、铅合金为阳极、Dupont Nofion 417阳离子交换膜为隔膜,得到由硝基苯直接电还原制对氨基苯酚的最佳电解工艺条件:反应温度85℃,电流密度500A·m~(-2),硫酸浓度20%wt。

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