https://armyhistory.org/31st-infantry-regiment/
The 31st RCT was comprised of 2d and 3d Battalions of the 31st Infantry (2/31 Infantry, 3/31 Infantry; 1st Battalion, 32d Infantry (1/32 Infantry); 57th Field Artillery Battalion; and 31st Tank Company
正確來說是2個混合步兵營，1個野戰炮兵營，1個坦克連組成差不多3300人。
In all, around 1,000 men from the task reached friendly lines, but less than 400 were considered fit for duty。
總共有大約 1,000 名執行任務的人到達了友好隊伍，但被認為適合執行任務的不到 400 人
The task force survivors were then reorganized as a provisional battalion and participated in the 1st Marine Division’s breakout to the coast at Hungnam on 6-10 December.
特遣隊幸存者隨後被重組為一個臨時營，並於 12 月 6 日至 10 日參加了第 1 海軍陸戰師在興南海岸的突圍
Of the original fifty officers and 1,000 soldiers of the 3/31 Infantry during the Chosin operation, only two officers and 100 enlisted men reached the coast
在長津行動期間 3/31 步兵最初的 50 名軍官和 1,000 名士兵中，隻有兩名軍官和 100 名士兵到達了海岸
