Weather is a constant force in our lives, but there's little marketing research on how it affects businesses.

天气是我们生活中永恒的力量，但是天气是如何影响企业的，这方面的市场研究却很少。

And that equation will fit any scenario that involves a constant force being applied over a certain distance.

这个方程适用于任何恒定的力 涂抹一定距离。

When we place the positive charge between the plates, the uniform electric field generates a constant force on it, in the direction of the negative plate.

当放置在两个板之间时，会产生电场 均匀是朝向负极板的恒定力。