最終更新日：2024/07/29
(surveying) An instrument used to measure horizontal angles, consisting of a brass circle and an index, all of one piece.
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circumferentor
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(surveying) An instrument used to measure horizontal angles, consisting of a brass circle and an index, all of one piece.
circumferentor
DiQt（ディクト）
無料
★★★★★★★★★★
