gravity dam
A Swiss cheese with many holes.
plural of skiathlon
plural of hypervascularization
An impoundment dam that is wider at the base than at the top, and which uses the massive weight of the dam's mass to withstand the force of water being being stored behind the dam in its reservoir.
技術者たちは雨季の前に安定性を評価するため、老朽化した重力式ダムを点検した。
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