The working features of the drainage pipe under full pipe flow state was analyzed, the selection of pipe materials under full pipe flow state and the precautions for pipe installation were introduced.
对排水管道在满管流状态下的运行特性进行分析，并介绍了在满管流状态下管材的选择以及管道安装注意事项。
Some aspects in the fire system design of multi storey garages such as the system selection, nozzles, pipe materials etc are discussed.
本文介绍了在机械式立体汽车库消防设计中，有关系统选择，喷头、管材的选用等问题。
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