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阐述了炼油厂焦化车间新180泵头盖裂纹的成因以及制定合理修复方案和工艺的过程.使用该工艺,成功地修复了该泵的头盖,使之安全运行至今.
The cause of the crack of the new 180 pump head cover in the refinery coking plant and the process of formulating a reasonable repair plan and process are elaborated.Using the process, the head cover of the pump was successfully repaired and operated safely till now.