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| 混凝土构件场; 砌块工场; 块体预制场; 混凝土砌块场; 混凝土块厂; 混凝土方块制造场; 混凝土方块预制场; 预制工场; 方块预制场; 预制混凝土构件场; 混凝土砌块厂 | |||
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| 混凝土块预制场 | |||
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block yard : 6 phrases in 2 subjects |
| Bridge construction | 1 |
| Technology | 5 |
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