L80油管钢实际腐蚀状况评估及室内电化学和应力腐蚀研究
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Evaluation of Actual Corrosion Status of L80 Tubing Steel and Subsequent Electrochemical and SCC Investigation in Lab
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图4. L80油管钢表面点蚀坑观察 |
Fig.4. Optical microscopy images of corrosion pits on the outer (a) and inner (b) walls of L80 tubing steel |
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