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简要介绍TB/T1803《铁道罐车水压试验》的修订情况。着重分析修订后的标准与原标准在技术内容方面的变化,以及新版标准中增加和删减的技术内容。
Briefly introduce the revision of TB / T1803 “Railway Tank Hydraulic Pressure Test”. Focus on the analysis of the revised standards and the original standards in the technical content changes, as well as the new version of the standard addition and subtraction of technical content.