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| 环形孔喷油嘴喷管 | |||
| 环形口模; 环形注嘴 | |||
| 环形喷嘴 | |||
| 圆形喷嘴; 圆喷嘴; 环状管嘴 | |||
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ring nozzle : 21 phrases in 12 subjects |
| Agriculture | 1 |
| Automobiles | 2 |
| Aviation | 3 |
| Drilling | 1 |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Mechanics | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 4 |
| Textile industry | 1 |
| Transport | 1 |
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