furnace-tube type boiler with auxiliary fire tubes
[专利英汉词典]
furnace-tube type boiler with auxiliary fire tubes【机械工程;照明;加热;武器;爆破】
带辅助火管的炉管式锅炉
是什么意思,furnace-tube type boiler with auxiliary fire tubes的解释,furnace-tube type boiler with auxiliary fire tubes的翻译