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Operameter

資料來源 : pyDict

運轉計; 動數計

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Operameter \Op`er*am"e*ter\, n. [L. opus, operis, pl. opera work
   + -meter.]
   An instrument or machine for measuring work done, especially
   for ascertaining the number of rotations made by a machine or
   wheel in manufacturing cloth; a counter. --Ure.
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