Recent Content by haiyen821998

$N_{1}=N_{01}2^{\dfrac{-t}{T_{1}}}; N_{2}=N_{02}2^{\dfrac{-t}{T_{2}}} \Rightarrow \dfrac{N1}{N2}=\dfrac{N_{01}}{N_{02}}*2^{t\left(\dfrac{1}{T_{2}}-\dfrac{1}{T_{1}}\right)} \Rightarrow...