Work is defined as the product of a force and the distance through which its point of application moves in the direction of the force.
功的定义是力和力的着力点沿力的方向移动的距离的乘积。
These loads are normally applied by hydraulic jacks acting directly at the point of application of the force.
通常这些荷载是用液压千斤顶直接施加于力的作用。
IF a body is deformable, as all are to some extent, the deformation depends upon the point of application of the force.
如果一物体是可以变形的(所有物体都或多或少可以变形)，那么这种形变就取决于力的作用点。
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