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invar

/in'vɑ:/

📖 中文释义

  1. n. 不变钢
  2. [化] 殷钢; 不胀钢; 因瓦合金

🔗 释义中的汉语词

殷钢
📘 English Definition（英文释义）
  1. n. an alloy of iron and nickel having a low coefficient of thermal expansion; used in tuning forks and measuring tapes and other instruments