Their characteristics can be assess

Their characteristics can be assessed reasonably by simple equation.

Results (Chinese Traditional) 1:

他們的特徵可以通過簡單的方程式合理評估。

Results (Chinese Traditional) 2:

它們的特點可以合理地簡單的公式來評估。

Results (Chinese Traditional) 3:

他們的特點可以通過簡單的方程來評估。