Place infantry fighting vehicle on even ground to make gun barrel in a horizontal position;

将步兵战车停置于平坦的地面上，使炮管处于水平状态；

youdao

Place infantry fighting vehicle on even ground to make gun barrel in a horizontal position;

将步兵战车停置于平坦的地面上，使炮管处于水平状态；

youdao