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
associated circulation boiler
assisted circulation boiler
复合循环锅炉
combined circulation boiler
控制循环锅炉
controlled circulation boiler
controlled circulating boilers
controlled circulating boiler
controlled circulation boilers
control circulation
强制循环锅炉
assistant-circulation boiler
forced flow boiler
forced circulation boiler
assisted circulation boiler
压力循环锅炉
forced circulating boiler