The stabilizing force, or righting moment, is the product of the weight of the retaining wall and its moment arm, which is the horizontal distance from the toe to the center of gravity of the wall.

• 稳定作用或者实际力矩,是挡土墙重力与它的力臂共同作用的产物,这里指的力臂是足点到墙重心得平面距离。