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| 气压浇注混凝土 | |||
| 喷注混凝土; 气压浇筑混凝土; 气压浇灌混凝土 | |||
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| 喷射混凝土 | |||
| 气压浇注混凝土 | |||
| 喷注混凝土 | |||
| air placed concrete: 1 phrase in 1 subject |
| Technology | 1 |
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