锅炉水循环泵
boiler water circulating pump
角管式强制循环热水锅炉
corner tube hot-water boiler with forced-circulation
自然循环热水锅炉
natural circulation hot water boilers
超临界复合循环锅炉
supercritical combined-circulation boiler
Super-critical combined-circulation boiler
辅助循环锅炉
assisted circulation boiler
associated circulation boiler
复合循环锅炉
combined circulation boiler
控制循环锅炉
controlled circulation boiler
controlled circulation boilers
controlled circulating boilers
controlled circulating boiler
control circulation
强制循环锅炉
forced circulation boiler
assisted circulation boiler
forced flow boiler
assistant-circulation boiler
压力循环锅炉
forced circulating boiler