| 1. | Peaceful circulation has been interrupted by barbed wire and concrete blocks .
和平流通被铁丝网及混凝土障碍所截断。 |
| 2. | We need a hoist to lift the concrete blocks
我们需要一台起重机来吊起混凝土块。 |
| 3. | We need a hoist to lift the concrete blocks
起重机的长臂与我们的手臂功能相同。 |
| 4. | Complete equipments for producing small concrete block
混凝土小型砌块生产成套设备 |
| 5. | Study of temperature crack of hollow concrete block
混凝土小型空心砌块建筑温度裂缝问题探讨 |
| 6. | Concrete blocks to support undergroundroads
地下巷道支护用混凝土块 |
| 7. | Concrete block machines in china s great development of western areas
西部大开发与砌块成型机械 |
| 8. | High performance concrete for pouring into hollow concrete block
大流动性高性能混凝土的研究续 |
| 9. | Silage and liquid manure containers - part 21 : concrete blocks
青贮料和厩液容器.第21部分:混凝土块 |
| 10. | Research to coal ash concrete blocks
粉煤灰混凝土砌块的研究 |
