duplex type
| compressor
| duplex type | |
| tech. | 复式 |
| compressor | |
| archit. | 压缩机 |
| dril. | 压风机 |
| eng.geol. | 衰减器 |
| environ. | 压缩机 |
| hydroel.st. | 空气压缩机; 空压机 |
| hydroel.st. од. | 压缩机 |
| met. | 压缩器 |
| met. од. | 压气机 |
| tech. | 压气设备 |
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| 双联式的 | |||
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| 复式 | |||
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duplex type : 16 phrases in 5 subjects |
| Drilling | 1 |
| Electric machinery | 1 |
| General | 1 |
| Shipbuilding | 1 |
| Technology | 12 |