... major repair expenditure 大修支出 unit major repair 总成大修 major repair of engine 发动机大修 ...
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Major Repair of Unit 总成大修
unit major repair
机组大修
以上为机器翻译结果，长、整句建议使用 人工翻译 。
After major repair, the test was made again to this unit, the lower throw was recovered, this proved that analysis and treatment is correct.
大修后，再次对该机组进行了测试，下导摆度恢复正常，证明分析和处理得当。
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