下: below; down; under; undernea ...给: supply; provide式: type; style供热系统: district heating line system席式供热系统: cable mat heating system封闭式供热系统: closed heat supply system三管式供热系统: three pipe heat supply system上分式供热系统: overhead heating system上行下给式供暖系统: drop system上给下分式供热系统: rising heating system供热系统: boiler system; heating arrangement; heating circuit; heating system总供热系统: total energy system上行下给式系统: attic main system层别供热系统: single story heating system城市供热系统: district heating system; urban heating system单管供热系统: one pipe heating system; one-pipe heating system; single pipe heating system电力供热系统: electric heating system冬季供热系统: winter heating systems集中供热系统: central heating arrangement民用供热系统: communal heating system区域供热系统: district heating system群体供热系统: group heating system热水供热系统: hot water heating system烧油供热系统: oil fired heating system双管供热系统: double pipe heat supply system; two pipe heating system