upward force的意思|示意
向上力
upward force相关短语
1、 vertical upward force 垂直上升力
upward force相关例句
An upward force must be exerted on it so as to lift an object.
要提起重物必须向它施加一个向上的力。
This upward force acting on your buoy is your support structure.
这种对你上半身的向上的力就是你的支撑结构。
The upward force that a fluid exerts on an object less dense than itself.
施加给比自己密度小的物体的向上作用的力。