subject: The Pain Of Urban Drainage Storm Hit Pipelines Embarrassing Low Standard 2 [print this page] "I have seen a material of the last century 50's to 80's, Guangzhou, rainfall is more regular. And now, the law has not worked, and high-frequency rainfall always have, like 'charge size' as . "Guangdong Provincial Architectural Design Institute, deputy chief engineer, urban water supply and drainage experts Wei-Xiong Chen says.
The Pain Of Urban Drainage Storm Hit Pipelines Embarrassing Low Standard 2
