vapor heating system蒸汽供暖: steam heating系统: system高压蒸汽供暖系统: high-pressure steam heating 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下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:蒸汽供暖系统，即可在微信中查询翻译
