Bumpers play a very important role during a low velocity crash.
在低速碰撞过程中，保险杠发挥了举足轻重的地位。
FEM model of the domestic car bumper system under low velocity impact is setup.
以某型国产轿车保险杠为例，建立了保险杠低速碰撞有限元模型。
If I push softly, the velocity will be low.
我若轻轻推，速度就比较小。
The effect of velocity pulse is significant in low damp the case.
在阻尼不是很大的情况下，速度脉冲效应是较大的。
The exit velocity is typically in the low-hundreds of feet per second.
出口速度一般在每秒几百英尺左右。
High velocity, low noise, powerful.
转速快、噪音低、强劲有力。
High velocity, low noise, powerful.
转速快、噪音低、强劲有力。
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