Nearly 30 years ago James Fries at Stanford University School of Medicine put a ceiling of 85 years on the average potential human life span.
约30年前，斯坦福大学医学院的JamesFries把人类平均寿命的可能上限定为85岁。
In this paper the channeling classical approximation is described. The continuous model and the concept of the static average potential are introduced.
本文主要讨论沟道的经典近似，引入了连续模型和静态平均势概念。
In this paper the channeling classical approximation is described. The continuous model and the concept of the static average potential are introduced.
本文主要讨论沟道的经典近似，引入了连续模型和静态平均势概念。
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