| 1. | Air distribution piping systems almost invariably use soft copper tubing with soldered fittings .
压缩空气的分配管道系统无例外地都是用焊接管件的铜管。 |
| 2. | Gas transmission and distribution piping systems
气体传输和分配管道系统 |
| 3. | Gas transmission and distribution piping systems ; addenda
气体运输和气体分配管道系统.修改件 |
| 4. | Water ; indicating labels , distribution pipes and pipelines
供水.指示牌.地区配水管和远程输水管 |
| 5. | Interpretations 10 : gas transmission and distribution piping systems
说明:气体运输和分配管道系统 |
| 6. | Gptc guide for gas transmission and distribution piping systems
气体运输和分配用管道系统的gptc指南 |
| 7. | Guide for gas transmission and distribution piping systems 1998 - 2000
燃气传输和分配管道系统指南1998 - 2000 |
| 8. | Guide for gas transmission and distribution piping systems 2003 edition - addendum 4
燃气传输和分配管道系统指南2003版附录4 |
| 9. | Asbestos - cement distribution pipe , 4 in through 16 in , for water and other liquids
给水和其他液体用4英寸至16英寸石棉水泥输水管 |
| 10. | Practice of substituting water distribution pipe for water distribution roadway in design of water sump system
水仓系统设计中采用配水管代替配水巷的实践 |
