例如，雕塑必须是稳定的，这就需要理解质量、重量分布和压力的特性。
Sculptures must, for example, be stable, which requires an understanding of the properties of mass, weight distribution, and stress.
实际情况是，冰川底部的冰承受着巨大的压力——这些压力来自于覆盖在上面的冰的重量。
What happens is that the ice at the base of the glacier is under a great deal of pressure—the pressure coming from the weight of the overlying ice.
在受到压力时，拱形结构能够起到将其上面的压力转移到侧面，在侧面的重量则由拱形结构两侧的垂直部分来承受。
It works in compression to divert the weight above it out to the sides, where the weight is borne by the vertical elements on either side of the arch.
应用推荐