支镇墩
Buttressed pier
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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。
Abutment cracks appeared respectively in the construction period of Huanren and Hunanzhen single supporting pier solid-head buttress DAMS, which were treated once.
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