中部战区某集团军军史馆的“金牌讲解员”郭航宇对部队的历次整编改编时间、地点、领导人、部队番号、隶属关系等信息做到了“一口清”;对主要革命英烈、英模人物的生卒年月、战斗经历、荣誉称号、最终去向都做到了“问不倒”;对馆内布展的2200余张照片、900余件文物能够如数家珍,成了名副其实的“军史通”。 In the Central Military Theater of a group of military history museum “Gold Medalist ” Guo Hangyu on the unit’s reorganization of the previous adaptation time, place, leaders, military numbers, affiliation and other information to do a “clear”; on the main revolutionary martyrs, The birth and death years of British model figures, fighting experience, honorary title, the final destination has done “not to ask ”; exhibition on the museum more than 2,200 photos, more than 900 pieces of artifacts can be familiar, has become a veritable Military history pass ".