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| 混凝土喷射器 | |||
| 混凝土喷射机以压缩空气为动力，将混凝土拌和料喷向岩体表面的机械 | |||
| 混凝土喷射机 | |||
| 混凝土喷布机 | |||
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concrete sprayer : 1 phrase in 1 subject |
| Rail transport | 1 |
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