Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 4: Specific principles for shutoff devices as penstocks, sluice gates, stoplogs etc.
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- 废水处理厂。结构设计原则和技术设备。第4部分:水闸、泄水闸门、叠闸等截水设备的特殊原则。