The other element of the equation, b, turns out to be directly related to T1. It is calculated from the relationship between the logarithms of the attack number, n, and the attack interval, Tn.
至于这个公式里的其他元素，b和T1直接相关，它由袭击次数n的对数和袭击间隔Tn的关系计算得出。
Nitrogen: Gaseous chemical element, chemical symbol n, atomic number 7.
氮：气态化学元素，化学符号N，原子序数7。
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