The condition of an exchange force has nothing to do with isospin.交换力的条件与同位旋完全无关.Isospin is a vector quantity.同位旋是矢量.The isospin fractionation intermediate ion collisions is studied by using isospin dependence quantum mo...
在他们最纯真的, 游戏是一辆华丽的马车.At their most puerile , games are a grand hack.每一滴纯真的泪.For every a single tear.只要你拥有纯真的美, 你就拥有了上帝创造的最好的东西. ——罗伯特·布朗宁.If you get simple beauty nought else , you get about the best things God invents....