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  1. ...excessive elctronic charge = 3.37 x 109 x 0.01 = 3.37 x 107 C So the repulsive force between the persons is: (3.37 x 107)2/(4π x 8.85 x 10-12...

    分類:科學 > 其他:科學 2009年12月21日

  2. ...the antibody. It is the sum of the attractive and repulsive forces operating between the antigenic determinant...antibody and the valence of the antigen. Avidity is more than the sum of the individual affinities.

    分類:科學 > 生物學 2006年05月19日

  3. ... to be small for his age. At fifteen, he looks no more than twelve. This is offset somewhat by a mature and serious demeanor. ...

  4. ...before Raoul: What you heard was a dream and nothing more Christine: Yet in his eyes all the sadness of the world...

    分類:音樂 > 其他:音樂 2005年08月17日