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  • elinvar

    • 英 ['elɪnvɑ:]
    • 美 ['elɪnvɑ]

    释义

    • n.
      镍铬恒弹性钢
  • 英英释义

    Noun

    • 1. Elinvar is a trademark for a kind of nickel-chromium steel used for watch springs because its elasticity is constant over a wide range of temperatures
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