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| 离心式压气机; 离心式压缩器 | |||
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| 离心式压气机; 离心式压缩器 | |||
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centrifugal-flow compressor : 7 phrases in 3 subjects |
| Chemistry | 2 |
| Compressors | 1 |
| Technology | 4 |
| |||
| 离心式压气机; 离心式压缩器 | |||
| |||
| 离心式压气机; 离心式压缩器 | |||
|
centrifugal-flow compressor : 7 phrases in 3 subjects |
| Chemistry | 2 |
| Compressors | 1 |
| Technology | 4 |