Falling-object protective structures 落物保护结构 ; 坠落物防护结构
falling object protective structure 落物保护结构
free falling object 自由落体
Struck falling object 被下落物体击中
falling object slanting by east 落体偏东
falling object from high altitude 高空坠物
roll-over and falling-object protective structures 翻车和落物保护结构
The falling object, after traveling a certain distance through the air reaches a final speed, or "terminal velocity," because the object's friction with the air slows the fall.
物体在下落一定距离后由于空气阻力都会达到一个终极速度。
Imagine that an object is falling towards the earth.
如果物体朝地球坠落。
Falling-object protective structure (FOPS) can block objects (such as trees, rocks) so that it supplies protection for the operator.
落物保护结构是在有坠落物体(如树木、岩石等)时，对司机提供适当保护的安全结构。
应用推荐