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| 活塞环刮除式; 下部切角式 (under cut type) | |||
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| 刮机式 | |||
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scraper type : 33 phrases, 4 sujets |
| Agriculture | 1 |
| Automobiles | 2 |
| Pétrole / pétrole | 4 |
| Technologie | 26 |
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| |||
| 活塞环刮除式; 下部切角式 (under cut type) | |||
| |||
| 刮机式 | |||
|
scraper type : 33 phrases, 4 sujets |
| Agriculture | 1 |
| Automobiles | 2 |
| Pétrole / pétrole | 4 |
| Technologie | 26 |