解放战争时期,随着战争形势的不断发展,人民解放军进行了多次整编,以形成较正规的大规模野战集团,集中优势兵力,彻底摧毁国民党的有生力量,共计有东北野战军、西北野战军、华东野战军、中原野战军和华北军区部队,野战军下辖若干兵团、军(初称纵队),还有少数独立师,各野战军兵力数十万,完全可以挑起在广大地区独立遂行战略战役任务的重任。其中,这些野战军部队先后在辽沈战役、平津战役和淮海战役三 During the War of Liberation, with the continuous development of the war, the People’s Liberation Army conducted many reorganizations to form a more formal large-scale field group, concentrate its superior forces and completely destroy the viable force of the Kuomintang. There are a total of the Northeast Field Army, the Northwest Field Army and the East China Field Army The Central Plains Field Army and the North China Military Region Corps and the Field Army under the jurisdiction of a number of corps and army (initially called the column) and a few independent divisions, each having a force of hundreds of thousands of troops, could completely stir up the task of independently carrying out strategic and operational tasks in the vast area. Among them, these field army forces successively in the Liaoning-Shenyang Campaign, the Battle of Pingjin and the Battle of Huaihai III