最終更新日：2022/12/24
A drainage gallery of size 1.524 m. -- 0m. x 2.1336 m. -- 0.152 m. runs almost throughout the entire length of the main dam, to intercept sweepage water from the reservoir.
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A drainage gallery of size 1.524 m. -- 0m. x 2.1336 m. -- 0.152 m. runs almost throughout the entire length of the main dam, to intercept sweepage water from the reservoir.
DiQt（ディクト）
無料
★★★★★★★★★★
