This paper is absorbed in the research of the nondestructive testing theory about airport rigid pavements, which is on semi_infinit e viscoelastic foundation to moving load.
以一种新的、更符合实际的力学计算模型-移动荷载下粘弹性地基板系统来研究场道的无损检测理论。
The above research results will be valuable to the further studying of suspension theory and the suspension testing future.
以上结果对进一步研究悬架理论及悬架试验将有一定的参考价值。
In chapter one, it introduces the theory, history and actuality of relay protection testing devices first, then proposes the scheme of this system and the task of this research.
本文第一章首先介绍了继电保护测试仪的原理以及历史和现状，然后提出本系统的设计方案和本课题的任务。
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