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medium-maintenance | |||
second line maintenance | |||
top overhaul | |||
medium maintenance | |||
periodic maintenance | |||
periodic repair | |||
intermediate reline; intermediate relining; partial relining; interim repair; partial reline (【技】高炉炉底、炉缸状况良好,只重新砌筑风口以上炉衬,更换少部分冷却器,恢复、提高高炉生产能力,改善技术状况,以此延长高炉寿命即为高炉中修。中修时不放高炉残铁。) | |||
intermediate repair | |||
partial maintenance | |||
intermediate maintenance; intermediate overhaul; medium overhaul | |||
medium repair | |||
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periodic repair |
中修: 188 phrases in 32 subjects |