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| 装配工作; 安装工作 | |||
| 安装工程 | |||
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| 吊装工程 | |||
| 安装工程 | |||
| 装配工作 | |||
| 装配工种; 安装工作 | |||
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erection works : 13 phrases in 3 subjects |
| Bridge construction | 2 |
| Project management | 1 |
| Technology | 10 |
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