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maintenance and repair operation | |||
performance of maintenance | |||
maintenance activity; maintenance operation | |||
maintenance operator; maintenance work | |||
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pitwork |
维修作业: 24 phrases in 11 subjects |
Automobiles | 2 |
Aviation | 6 |
Business | 1 |
Construction | 1 |
Economy | 2 |
Management | 1 |
Rail transport | 3 |
Reliability | 2 |
Space | 2 |
Technology | 3 |
Telecommunications | 1 |