结果表明，紫铜管渗漏系腐蚀引发裂纹所致，而涂在铜管表面的油胶中的氯离子是引起紫铜管应力腐蚀开裂的主要因素。
It was concluded that the cl ion in the oil glue resulted in stress corrosion cracking of the pure copper tube.
结果表明，紫铜管渗漏系腐蚀引发裂纹所致，而涂在铜管表面的油胶中的氯离子是引起紫铜管应力腐蚀开裂的主要因素。
Cl ion was also found in oil glue by chemical analysis method. It was concluded that the cl ion in the oil glue resulted in stress corrosion cracking of the pure copper tube.
结合算例的计算表明：接缝渗漏会加快管片混凝土中氯离子运移，从而促进钢筋的锈蚀。
It was shown that the joint leakage would speed up the chloride migration in segment concrete and then accelerated the rust of reinforcing bars.
建立了管片接缝渗漏情况下，接缝渗漏液与管片混凝土中氯离子运移的耦合模型，并探讨了模型的数值计算方法。
A coupling model was proposed for the chloride migration in segment joint and segment concrete, and the corresponding numerical method was developed.
建立了管片接缝渗漏情况下，接缝渗漏液与管片混凝土中氯离子运移的耦合模型，并探讨了模型的数值计算方法。
A coupling model was proposed for the chloride migration in segment joint and segment concrete, and the corresponding numerical method was developed.
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