最終更新日：2024/07/30
(surveying) A thick-shanked nail with an indentation in the middle of its head, driven into the ground to mark a position precisely.
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PK nail
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(surveying) A thick-shanked nail with an indentation in the middle of its head, driven into the ground to mark a position precisely.
PK nail
DiQt（ディクト）
無料
★★★★★★★★★★
