分析了沿海挡潮钢闸门长期受浸泡海水、干湿交替、日光曝晒、沿海盐雾、海生生物及潮湿空气的腐蚀情况。
Corrosion of coastal floodgates in environments such as seawater, dry wet exchange, exposure in sunlight, coastal salty air, marine animals and plants and moist air was described.
由于牺牲阳极的电化学行为直接影响到对金属的保护效果好坏，因此探究牺牲阳极在干湿交替环境下的腐蚀行为是非常必要的。
Anodes are effect to the protect of cathodes, so it is important to study the electrochemical properties of sacrificial anodes in the seawater wet-dry cycling.
在干湿交替作用下，微液滴的扩展与腐蚀电流之间相互影响、相互促进。
Under cyclic wet-dry conditions, it showed a closed relation between the spreading of micro-droplets and corrosion current. They were influenced and promoted with each other.
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