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垂直力
vertical impulse
[力] vertical force
[力] vertical force
- 垂直力通常来自股骨，引起前方垂直方向的耻骨支骨折和后方韧带损伤。
Often the vertical force is the femur, which causes vertically orientated ramal fractures anteriorly and ligamentous injury posteriorly. - 但是，相似的系统往往是在剖析了生物力学模型的生成只要垂直力和垂直反作用。
However, similar systems are most often analyzed in the biomechanical model as generating only vertical forces and vertical side effects. - 当列车从高刚度轨道到低刚度轨道时，钢轨垂直力、钢轨加速度、轨枕加速度是由大逐渐减小，没有突变。
When train runs from the rail of high rigidity to the rail of low rigidity, the rail vertical force, rail acceleration and tie acceleration gradually change from large to small.
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