attenuation和the reduction in the magnitude 是一回事

attenuation和the reduction in the magnitude 是一回事

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送交者: coubert 于 2007-06-19, 11:05:35:

回答: why? I wanted to know if the attenuation is merely due to 由 cornbug 于 2007-06-19, 10:51:44:

因为阻尼，
或者随时间变化爆炸力在改变。这太复杂了，三言两语说不清楚。