unbalanced heating system不均衡: disproportion供暖: supply heating; heating系统: system不均衡供油燃料泵: unbalanced fuel pump供暖系统: central heating system; heater system; heating system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:不均衡供暖系统，即可在微信中查询翻译
