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| 年度保养维修养护 | |||
| 年度维修 | |||
| 年度维护 | |||
| 岁修; 年度养护; 年度检修; 年度保养维修 | |||
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annual maintenance : 13 phrases in 8 subjects |
| Aviation | 1 |
| Drilling | 2 |
| Ecology | 2 |
| Economy | 2 |
| Electronics | 1 |
| Metallurgy | 1 |
| Space | 1 |
| Technology | 3 |
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