A triangular cloth is used to fix the arm in position . The bandage also holds the dressing in place .

一块 三角 型的布可以用来固定手臂的位置， 绷带也可以把纱布固定 住。

Triangular bandage is a first aid bandages which is used for support or protection of the arm chest can also be used to head hands and feet of the dressing .

三角 绷带是一种急救用的绷带支撑或保护手臂、胸部，也可用以 固定头、手和脚的敷料。