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operameter运转计;转速计詞目:Operameter 1908顏惠慶英華大辭典Operametern.1An instrument for determining the number of revolutions made by a wheel, 工程計(定一輪旋轉數之器)工程計(定一輪旋轉數之器)1908顏惠慶英華大辭典 1筆p 1563 1913商務書館英華新字典Operametern.1工程表、工程圖p 356 1913商務書館英華新字典 1筆operameter運轉計;轉速計電機工程op |