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。

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This equation is one of the most useful, as it allows the nozzle exit velocity to be calculated.

这个等式是其中一个最有用，因为它允许喷嘴出口速度计算。

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There is an important influence of the exit velocity at the aluminum profile extrusion on invalidation of the die land.

铝型材挤出速度对模具工作带的失效有着重要影响。

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