| 1. | Precast concrete requires careful attention to the joinery between precast elements .
对于预制混凝土结构物，需要十分注意预制构件间的连接。 |
| 2. | Precast concrete products - special roof elements
预浇铸混凝土制品.特殊屋顶部件 |
| 3. | It was made of a large precast concrete panel
这是由一大型混凝土预制板制成的。 |
| 4. | Precast concrete products - special roof elements
预制混凝土产品.特殊屋顶构件 |
| 5. | Precast concrete products - ribbed floor elements
预制混凝土产品.有肋楼板组件 |
| 6. | Precast concrete products - ribbed floor elements
预制混凝土制品.有筋楼板元件 |
| 7. | Standard specification for precast concrete barriers
预制混凝土栅栏的标准实施规范 |
| 8. | Standard specification for precast concrete septic tanks
预制混凝土化粪池标准规范 |
| 9. | Terminology relating to precast concrete products
与预制混凝土制品相关的术语 |
| 10. | Precast concrete segment erection with mbec lifting frame
Mbec吊架-安装预制桥面构件 |
