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| 细粒分级 | |||
| 细级配 | |||
| 仔细平整土地; 细致地摊平路面; 细致路面拉坡 (纵坡) | |||
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| 二级精度 | |||
| 优等品 | |||
| fine grading: 4 phrases in 2 subjects |
| Space | 1 |
| Technology | 3 |
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