铝制船舶上的腐蚀的通常形式是船体钢板、船舵、船底龙骨上的局部点状腐蚀，特别是在焊缝方面。
Corrosion on Aluminum vessels is also generally in the form of localized pitting to the hull plate, rudders, bilge keels and particularly in way of weld seams.
产生缺陷的原因是运输、储存过程中与腐蚀性介质接触造成钢管局部点腐蚀。
The reason of defect generation is local spot corrosion due to contact with the corrosive medium in the transportation and storage.
结果表明，应力腐蚀是该膨胀节失效的主要原因，而局部的点蚀和残余应力、工作应力是应力腐蚀的必要条件。
The results show that the stress corrosion is the main failure causing of the bellows expansion joint, while the local pit corrosion, residual stress and the working stress is the necessary condition.
本文从舰船船体、管系局部及坑点腐蚀的实际情况出发，提出用复合材料进行修理加强的方法。
After studying the situations of local and spot corrosion to ship's hull and pipelines, the paper proposed the method to repair and strengthen the elements by using the composite materials.
综述了局部腐蚀如应力腐蚀破裂及点腐蚀作用下设备寿命预测技术的进展。
Advances in life prediction technology for structures suffering localized corrosion such as pitting and stress corrosion cracking are surveyed and discussed.
通用的304l、316l等奥氏体不锈钢在含氯介质中的耐局部腐蚀性能较差，常见的破坏形态是点腐蚀。
The resistance to local corrosion by common austenitic stainless steel such as 304l and 316l in Cl-containing media is poor, and the frequently seen damage form is spot corrosion.
通用的304l、316l等奥氏体不锈钢在含氯介质中的耐局部腐蚀性能较差，常见的破坏形态是点腐蚀。
The resistance to local corrosion by common austenitic stainless steel such as 304l and 316l in Cl-containing media is poor, and the frequently seen damage form is spot corrosion.
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