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| 浇灌混凝土用象鼻管 | |||
| 活接溜管 | |||
| 浇混凝土用的溜槽 | |||
| 溜管; 溜槽浇筑混凝土用的 | |||
| 活韦卸槽; 活节溜管; 浇混凝土用的活接卸槽; 象鼻管 | |||
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| 溜管; 溜槽; 象鼻管; 相连接的漏斗节 (浇注混凝土用) | |||
| articulated chute: 3 phrases in 1 subject |
| Engineering geology | 3 |
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