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？
Another important kind of interferences in reactor NAA is due to threshold reaction induced by reactor fast neutrons.
堆中子活化分析中的另一重要干扰是堆快中子引起的阈反应干扰。
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。
应用推荐