求翻译：这本书是上海市政工程设计研究总院近年来开展污水厂改扩建工程研究和设计实践成果的总结，是全院排水设计人员共同创造的成果。是什么意思？

This book is the Shanghai Municipal Engineering Design & Research Institute in recent years, wastewater treatment plant expansion project to carry out research and design practice, a summary of the results is a full-house designers to work together to create drainage results.

This book is a Shanghai municipal engineering and research institute in sewage plant reform and expansion project in recent years in research and design practice outcomes throughout the Academy's summary, which was jointly created by the drainage design staff.

正在翻译，请等待...

This book is the Shanghai municipal engineering design Institute in recent years the wastewater treatment plant extension project summary of the outcome of research and design practice, was the result of water system design of hospital staff work together to create.

This book is the Shanghai municipal engineering design Institute in recent years the wastewater treatment plant extension project summary of the outcome of research and design practice, was the result of water system design of hospital staff work together to create.