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paved-invert
| corrugated pipe
| paved invert | |
| tech. | 有衬砌的倒拱底板; 密填沥青材料的仰拱; 铺砌仰拱; 衬砌底拱 |
| corrugated pipe | |
| auto. | 瓦楞管 |
| hydroel.st. | 波纹管; 波纹 管 |
| tech. | 瓦垅管; 瓦楞槽; 波形管 |
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| 有衬砌的倒拱底板; 密填沥青材料的仰拱; 铺砌仰拱; 衬砌底拱 | |||
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paved-invert corrugated pipe : 2 phrases in 1 subject |
| Technology | 2 |
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