| 1. | Effect of distributed water pipe on cooling system
柴油机冷却系统中分水管的设计 |
| 2. | The plumber made a careful check of the pipes
那装修水管的工人仔细地检查了水管。 |
| 3. | Paint mark the top 6 meters of 30 conductor white
隔水管的顶部6米处用白漆涂上记号 |
| 4. | A plumber is a person who fits and mends the plumbing
管子工是安装和修理水管的人。 |
| 5. | Maintenance of potable water pipes inside units of prh estates
公共屋单位食水管的维修 |
| 6. | Asphalt protective coatings for steel water pipe
钢输水管的沥青保护涂层 |
| 7. | Water squirted out of a hole in the pipe
水从水管的一个洞里喷射出来。 |
| 8. | Turn on the nozzle cat the end of hosered
打开喷嘴（在水管的末端） 。 |
| 9. | The plumber took out a wrench and tightened the bolt
修水管的工人拿出一把扳手拧紧了螺栓。 |
| 10. | But have i turned the taps off ? gas taps , water taps
所有阀门都拧紧了吗？煤气的，水管的？ |
