Based on the research work about non-negative pressure method of water supply, it was pointed out that there exist some problems in the system if the facilities are not designed or operated properly, and corresponding engineering measure of how to use non
Based on the research work about non-negative pressure method of water supply, it was pointed out that there exist some problems in the system if the facilities are not designed or operated properly, and corresponding engineering measure of how to use non
摘要对无负压供水技术进行了分析，指出了设计或使用不合理时可能出现的问题；提出了正确使用无负压供水技术的工程措施。