| 1. | Cracking is almost completely avoided in prestressed concrete .
预应力混凝土几乎可以完全避免出现裂缝。 |
| 2. | The successful alternative was the cast-in-place segmental prestressed concrete box girder .
最后采用的方案是分段现浇的预应力混凝土箱形梁。 |
| 3. | They would certainly be less pleasing to the eye and often more expensive than the prestressed concrete beam .
与预应力混凝土梁比较，它们自然更显得外貌粗拙，不甚美观，而且成本也往往更高一些。 |
| 4. | Wire - wound , circular prestressed concrete water tanks
线绕式环形预应力混凝土水箱 |
| 5. | Model test of pc continuous curved box girder
预应力混凝土连续曲线箱梁桥模型试验 |
| 6. | Mortar coater of prestressed concrete pipes for water
预应力混凝土输水管辊射机 |
| 7. | Prestressed concrete sleepers - post - tensioning type
预应力混凝土轨枕.后拉伸型 |
| 8. | Precast prestressed concrete panel for composite slab
叠合板用预应力混凝土薄板 |
| 9. | Core type prestressed concrete pipe for water
预应力混凝土输水管管芯缠丝工艺 |
| 10. | Steel wires for middle strength prestressed concrete
中强度预应力混凝土用钢丝 |
