论文部分内容阅读
随着国民经济的飞速发展,旧建筑物的加层扩建时有发生。由于地基承载能力不足,束手无策。本文介绍美国的一个工程实例,或许对我们能有所帮助。
With the rapid development of the national economy, the expansion of old buildings has occurred from time to time. As the foundation carrying capacity is not enough helpless. This article describes a project in the United States that may be of some help to us.