问答题

爱因斯坦说 物体的几何形状和时钟的运行都是同引力场有关的 而引力场本身又都是由物质产生的 物体的质量愈大 分布愈密 引力愈强 则其空间特性同欧几里得几何学所揭示的特性差距愈大 时间流逝也愈慢 这说明 B时间和空间是运动的实在基础和承担者时空的特性依赖于物质的分布及其运动状态C 物质运动时空的具体特性是相对的 有条件的D 物质运动的时空形态呈现多样性的特点



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