... ultrahigh altitude burst 超高空爆炸 threshold of the reaction 反应阀 trigonometric function 三角函数 ...
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The threshold level at which some kind of reaction can occur may be less than a thousandth of a potentially fatal dose, so where do you draw the line?
可能发生某种反应的临界值也许不到可能致命剂量的千分之一，那么，你在哪里划这条线呢？
The order of reaction, Tate constant and threshold energy have been measured.
测得了其解离反应级数、速率常数和解离能量阈值。
Objective To study the reaction between tinnitus volume and the ascending speed of auditory threshold in chronic nervous tinnitus patients.
目的了解神经性渐进性耳鸣、耳聋患者的耳鸣响度与听阈提高速度的关系。
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