The paper analysed the causes that the heating pipe of the electric steam boiler was broken, amd put forward the design plan and executable ways that the protective system was installed on the boiler.
When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
腐蚀性蒸气或有毒气体的火灾时，扑救人员应穿戴防毒面具和相应的防护用品，站在上风处施救。
3
The technique of directly buried steam pipeline such as insulation construction, insulating material, outside protective pipe, fixing support, compensator, and steam trap connections is discussed.