An unlimited backup water supply, essential raw cooling watersystem (or called servicewatersystem) is supplied to the auxiliary feedwater system.
另一路的备用水来自原水系统(或称为厂用水)，当需要时可以不间断地向辅助给水系统供水。
2
Series 2300 Direct Operated Water Pressure Reducing Valves are designed for dead-end waterservice where the flow is intermittent and changes rapidly, as on domestic watersystem.
系列2300直接操作水减压阀适用于室内水系统流量有间歇性变化和变化迅速的终端水应用场合。
3
Special case for investigation works out the water treatment scheme, adopt the special field compound water treatment preparation and perfect technical servicesystem.