 |
同心环
| 形
| 空气散流器
| 同心环 | |
| agric. | concentric ring |
| met. | concentric ring |
| S 形 | |
| met. | swan neck |
| T 形 | |
| wind. | tee |
| V形 | |
| met. | vee |
| X 形 | |
| textile | X-line |
| X形 | |
| hydroel.st. | X-shape |
| 空气散流器 | |
| tech. | air diffuser |
| |||
| concentric ring (annulus concentricus) | |||
| concentric ring | |||
| concentric rings; concentrical rings | |||
|
同心环 : 18 phrases in 4 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Oil / petroleum | 1 |
| Technology | 15 |
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