| 1. | Accelerate the replacement of old pipelines with new ones 加速老旧管线汰旧换新。 |
| 2. | Some proposels concerning improvement of skt - 20 jig 20型跳汰机的几点改进建议 |
| 3. | Analysis about motion parameters of jigging bed 跳汰床层运动参数的特性分析 |
| 4. | I replaced my old car with a brand new pick - up truck 我把我的旧车汰换成全新的小卡车。 |
| 5. | I still can ' t get the funding to replace it 到现在还筹不到资金汰换掉 |
| 6. | Application of skt98 - 14 jig in xinxing coal preparation plant 14型跳汰机在新兴选煤厂的应用 |
| 7. | Technical conversion of batac jig for fine coal 末煤跳汰机的技术改造 |
| 8. | We had to replace the air - conditioners when we moved in 我们搬进来的时候得将冷气机汰换掉。 |
| 9. | Pipeline replacement rates in major countries 各国管线年汰换率比较 |
| 10. | 170km will be replaced per year on average 2 .平均年汰换170公里 |