rest pier的用法和样例：
例句
- The following paper describes the design theory of routine conductive maglev train pier bearing structure.
本文对常导磁悬浮车辆支墩结构的设计理论进行了探讨。 - Abutment cracks appeared respectively in the construction period of Huanren and Hunanzhen single supporting pier solid-head buttress dams, which were treated once.
桓仁和湖南镇两座单支墩大头坝在施工期均出现一些劈头裂缝，经工程处理后一直安全运行。
