Last Updated：2025/11/22
Waterfalling along the dam crest led to widespread spalling of the concrete, forcing engineers to close the structure for repairs.
See correct answer
Waterfalling along the dam crest led to widespread spalling of the concrete, forcing engineers to close the structure for repairs.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
