再帮我改写下面这句话：本次大会设主会场1个主题特邀报告5场特邀报告专家分别为：我校国家稀土永磁电机工程研究中心主任张凤阁教授首任全国磁悬浮技术会议发起者、清华大学于溯源教授同济大学国家磁浮交通工程技术研究中心主任林国斌研究员空调设备及系统运行节能国家重点实验室副主任、格力电器股份有限公司胡余生博士湖南轨道交通控股集团梁潇博士。大会设分会场15个分会场邀请报告13个口头报告90个；海报分会场1个共展

The conference featured one main venue and five special keynote speeches, which were presented by Professor Zhang Fengge, Director of the National Rare Earth Permanent Magnet Motor Engineering Research Center at our university; Professor Yu Suyuan, initiator of the first National Magnetic Levitation Technology Conference and Professor at Tsinghua University; Researcher Lin Guobin, Director of the National Maglev Transportation Engineering Technology Research Center at Tongji University; Dr. Hu Yusheng, Vice Director of the State Key Laboratory of Operation and Energy Saving of Air Conditioning Equipment and Systems and Doctor at Gree Electric Appliances, Inc. of Zhuhai; and Dr. Liang Xiao, from Hunan Rail Transit Holding Group. In addition to the existing themes of magnetic levitation bearings, maglev transportation, and maglev cross, this academic conference expanded the scope of topics to include magnetic driving, magnetic isolation, and vibration control, which is of great significance for promoting the innovative development and cross-fusion of China's maglev technology. The conference had 15 sub-venues, which hosted 13 invited speeches and 90 oral presentations, and a poster venue displaying a total of 41 posters.