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invar什么意思

• invar什么意思 invar音标、翻译、用法

  英语翻译时间：2023/3/1 13:13:10阅读：4915

  invar音标英 [ɪn'vɑ:]美 [ɪn'vɑ]invar翻译n.不胀钢；英英释义invar[ in'vɑ: ]n.an alloy of iron and nickel having a low coefficient of thermal expansion; used in tuning forks and measuring tapes and other instruments in

• elinvar什么意思 elinvar音标、翻译、用法

  英语翻译时间：2023/3/1 11:24:31阅读：1681

  elinvar音标英 ['elɪnvɑ:]美 ['elɪnvɑ]elinvar翻译n.镍铬恒弹性钢；英英释义elinvar[ 'elinvɑ: ]n.Elinvar is a trademark for a kind of steel used for watch springs because its elasticity is constant over a wide range of tem