[机械工程 照明 加热] 扩容蒸汽锅炉(即时蒸汽锅炉) steam boiler: 蒸气锅炉; 蒸汽锅炉boiler auxiliary steam system: 锅炉辅蒸汽系统; 锅炉辅助蒸汽系统boiler main steam system: 锅炉主蒸汽系统boiler steam and condensate system: 锅炉蒸汽和凝水系统boiler steam drum: 锅炉汽鼓下载手机词典可随时随地查词查翻译