双管直接回水供暖系统的英文

• two pipe direct return system

• 双管    double-barrelled
• 直接    direct; immediate
• 回水    ascent; backwater; damming; ...
• 供暖    supply heating; heating
• 系统    system
• 双管直接回水系统    two pipe direct return system
• 上分式双管热水供暖系统    double-pipe dropping system
• 双管下给式热水供暖系统    two-pipe hot water downfeed system
• 下给式双管热水供暖系统    two pipe direct downfeed system
• 热水供暖系统    hot water heating system; hot-water heating system
• 双管供暖系统    double pipe heating system; two pipe system; two-pipe heating system; two-pipe system
• 高压热水供暖系统    high pressure hot water heating system
• 重力热水供暖系统    gravity hot water heating system
• 双管上分供暖系统    two pipe drop heating system; two pipe upfeed heating system
• 直接回水制    direct return system; direct-return system
• 干式回水蒸汽供暖系统    steam heating system with dry return
• 乾式回水蒸汽供暖系统    steam heating system with dry return
• 湿式回水蒸汽供暖系统    steam heating system with wet return
• 双管热水上分式供暖系统    two pipe hot water downfeed system
• 供暖系统    central heating system; heater system; heating system
• 双管采暖系统    two-pipe heating system
• 闭式供暖系统    closed system of heating
• 地下供暖系统    under floor heating
• 辐射供暖系统    radiant heating system
• 负压供暖系统    subatmospheric heating system