n.使用能力(操作性能；耐用性；维护保养方便性)
An elastic analysis of a structure is important with regard to serviceability. 结构的弹性分析对耐用性是很重要的。
In addition, the Server establishes a new bar in the area of serviceability with advanced logging and tracing functions. 此外，该服务器在耐用性方面建立了一个包含高级日志和跟踪功能的新的限制。
