高变废热锅炉封头泄漏处理及叶式密封更换
侯松
Head Leakage Treatment and Blade Seal Replacement of High Temperature Waste Heat Boiler
Hou Song
石油化工设备技术 . 2020, (5): 63 -66 .  DOI: 10.3969/j.issn.1006-8805.2020.05.013