one-pipe heating system 单管采暖系统 ; 单管供热系统

vertical one-pipe heating system 垂直单管采暖系统

one-and-two pipe combined heating system 单双管混合式采暖系统

one-pipe series-loop heating system 单管顺序式采暖系统

one-pipe loop circuit heating system 水平单管采暖系统

one e pipe heating system 单管供热系统

vertical one-pipe series heating system 垂直单管供暖系统

one-pipe cross-over heating system 单管跨越式供暖系统

one-two pipe combined heating system 双管混合采暖系统