The present Measures shall be applicable to the implementation of franchising according to law of water supply, gas feed, heating, public traffic, sewage disposal, and the relevant industries.
城市供水、供气、供热、公共交通、污水处理、垃圾处理等行业，依法实施特许经营的，适用本办法。
2
Heating steam shall be introduced into the water stored in the feed water tank through a rake of sparger steam pipes below the minimum water level.
加热蒸汽应通过最低水位下的喷洒器蒸汽管耙导入给水箱内储存的水里。
3
Taking an introduced 300mw unit as an example, some reasons for adopting medium-pressure heater and some advantage of feed-water medium-pressure heating system have been described in the paper.