In their simplest experiment, they shot laser light at the edge of a solid glass sphere.
他们最简单的实验是在一个实心玻璃球的边缘上发射了一束激光。
In the solid modelling of boundary representation, if we store part adjacent entities for some entity, for example, a first edge for a face, topology structures from part relationships will result.
在以边界表示的实体造型中，如果为某实体元素保存部分的邻接实体元素，这便导致了部分关系的拓扑结构。
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