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| 机械设备 | |||
| 水暖电设备的装配部件; 机械部件; 力学单位; 机械设备装置 | |||
| mechanical unit: 11 phrases in 5 subjects |
| Automobiles | 3 |
| Aviation | 2 |
| Business | 2 |
| Rail transport | 1 |
| Technology | 3 |
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