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波纹钢管
| 廊道
| 波纹钢管 | |
| met. | corrugated steel pipe |
| 廊 道 | |
| gen. | pass |
| archit. | covered way |
| 廊道 | |
| archit. | allure |
| eng.geol. | mine gallery |
| environ. | corridor |
| hydroel.st. | gallery; alure |
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| corrugated steel pipe | |||
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波纹钢管 : 5 phrases in 1 subject |
| Technology | 5 |
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