毛泽东决定大军过草地北上抗日张仁初率二营为全军先遣队李先念率军占领毛儿盖后,开始向松藩进击。7月18日,红一军团在腊子山至羊角塘的弧形上,与胡宗南的廖昂补充旅相遇,敌因已失毛儿盖,在此加修了大量碉堡工事,并据此拼命抵抗,鏖战竟日攻 Mao Zedong decided that the army should go northward to the grassland to fight the Japanese invasion of Japan Zhang Renchu ​​rate of the second battalion for the advance army Li Xiannian led the army to occupy Maoer cover, began to attack the Songfan. On July 18, the Red Corps met the Liao Ang Supplementary Brigade of Hu Tsung-nan on the arc from Lazishan to Yangjiao Tang, and the enemy was covered with a large number of bunkers and was thus desperately resisting , Fierce battle actually hit the day