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| 物料及劳务 | |||
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| 材料与劳务; 连工包料 | |||
| 包工包料 | |||
| 材料及劳务 | |||
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material and services : 7 phrases in 5 subjects |
| Aviation | 1 |
| Business | 1 |
| Nautical | 1 |
| Technology | 3 |
| United Nations | 1 |
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