腐蚀的

A new modified neutralized (NH4)2S solution for antimonide have been proposed, the better passivation effect was obtained than traditional alkali solution.

研究了GaSb材料的腐蚀机理并改进了腐蚀工艺，针对锑化物材料体系的特点，首次发展了中性(NH_4)_2S钝化溶液，比传统的碱性溶液取得了更好的钝化效果。

Potentiodynamic polarization and electrochemical impedance spectroscopy techniques were applied to investigate the corrosion behavior of LY12CZ in 3% NaCl aqueous solution. The effects of stress to anodic polarization behavior, free corrosion potential, breakdown potential, polarization resistance and double-layer capacitance of LY12CZ were summarized.

利用动电位极化和电化学阻抗谱技术对应力加载下的LY12CZ铝合金在3% NaCl水溶液中的腐蚀行为进行了研究，考察了应力作用对LY12CZ在3% NaCl水溶液中的阳极极化行为、自腐蚀电位和破裂电位以及极化电阻和双电层电容大小的影响。

The microstructure of ZL102 alloy was observed after annealing at different temperature by metallography microscope. The rule of hardness changing along with annealing temperature was obtained, the corrosion resistance was compared by all soaks, the corrosion appearance was observed.

中文摘要：利用金相显微镜观察经不同温度退火处理的ZL102合金的显微组织，通过测量硬度得出其随退火温度的变化规律；并通过全浸腐蚀试验比较其耐腐蚀性，观察其在不同温度下的腐蚀形貌。

The EIS only behaves capacitive reactance character.KI makes the corrosion process of carbon steel change from single active polarization to active polarization and concentration polarization.

单独的KI会影响A3钢在盐酸中的腐蚀控制特征，KI加入后，A3钢在盐酸中的腐蚀由单一的活化极化控制转变为活化极化和浓差极化混合控制。

In laboratory testing, coupons were immersed in brine continuously and intermittently to simulate the corrosion of the high strength steel wire in concrete crossbeam of bridge, the parameters about corrosion details of concrete coupons at different times were monitored by electrochemical impedance spectroscopy.

在实验室内进行钢丝全浸和对水泥试样间浸试验，利用电化学阻抗谱监测水泥试样中钢丝的腐蚀参数变化，并用极化曲线初步评定了阻锈剂对钢丝点蚀的影响作用；在大桥现场，用电化学方法快速检测了钢丝的瞬时腐蚀电流。

Pipeline steels endure less corrosion in sea mud than other region.

管线钢在海泥中的腐蚀速度与海洋腐蚀环境的其它区带相比是较低的。

The erosion-corrosion mechanism of AISI1020 in artificial sea water with or without 1000×10-6 silica sand under sudden pipe expansion condition was investigated through weight loss test, surface morphology observation,local flow regime measurements and electrochemical measurements at specific position.

利用新近研制的双相流冲刷腐蚀激光多普勒实验装置，通过失重测试\表面形貌观察、局部流速流态测试和典型部位的电化学测试，研究了突扩管条件下碳钢AISI1020在单相及含砂人工海水介质中的冲刷腐蚀机理。

The erosion-corrosion mechanism of AISI1020 in artificial sea water with or without1000 × 10-6 silica sand under sudden pipe expansion condition was investigated through weight loss test,surface morphology observation, local flow regime measurements and electrochemicalmeasurements at specific position.

利用新近研制的双相流冲刷腐蚀激光多普勒实验装置，通过失重测试、表面形貌观察、局部流速流态测试和典型部位的电化学测试，研究了突扩管条件下碳钢AISI1020在单相及含砂人工海水介质中的冲刷腐蚀机理。

The corrosion phenomenon and mechanism of atmospheric distillation unit processing thick oil have been analyzed to provide a feasible theory basis for guaranteeing stable,safe and long period running of atmosphere distillation equipments.

对加工稠油的常压装置各部位的腐蚀现象和腐蚀机理作了分析，为保证常压设备平稳安全长周期运行提供切实可行的理论依据。

Finally according to the foregoing method,one pipeline was analyzed,as an example,in detail. underground pipeline ; corrosion ; Nernst Equation

在电化学腐蚀中的化学反应都是氧化还原反应，腐蚀原电池能够形成说明原电池的两电极之间有电位差存在，即每一个电极都有一个电位，但两个电极的电位大小高低

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。