而积分系统会对提出问题的，贡献答案的和评论他人答案的用户提供一定的奖励。
A points system rewards users who submit questions, provide answers or rate the answers provided by other people.
表面激发对电子—固体相互作用的贡献是用总表面激发几率的数值积分而得到的，此即为表面激发参数(sep)。
The contribution of surface excitation in electron-solid interactions is estimated via the numerical evaluation of total surface excitation probability, known as surface excitation parameter (SEP).
采用模态分析及控制理论，确定了定量度量模态对贮存在结构中能量积分贡献的方法。
By using mode analysis theory and control theory, a method is proposed to measure the modes contribution to the integrated energy of the system.
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