Based on the features of existing structure, the nonstationary random process model of resistance for existing structure is proposed. 根据服役结构的特点，提出了服役结构抗力的非平稳随机过程模型。
Furthermore, the component retrieval process model is put forward by combining the domain ontology with the relative concept match algorithm. 结合领域本体，提出了基于语义的构件检索过程模型及相应的概念语义匹配算法。
A synchronous programming model is much simpler than an asynchronous one. 一个同步的程序模型比一个异步的要简单的多。
