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文章摘要介绍了石油机械低温脆断的典型事例,阐述了环境低温对石油机械安全使用的影响,建议石油机械用钢应有低温性能要求。
This paper introduces the typical case of low temperature brittle fracture of petroleum machinery, expounds the influence of low ambient temperature on safe use of petroleum machinery, and suggests that low temperature performance of petroleum steels should be required.