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单词 tong-test ammeters
释义

tongs /tongz/

plural noun
  1. A gripping and lifting instrument, consisting of two legs joined by a pivot, hinge, or spring
  2. Curling tongs
ORIGIN: OE tang, tange; ON töng, Ger Zange

tong-test ammeter noun (elec eng)

An AC ammeter and current transformer combination whose iron core can be opened and closed round a cable

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更新时间:2025/2/9 13:53:46