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elinvar
- 英 ['elɪnvɑ:]
- 美 ['elɪnvɑ]
释义
- n.镍铬恒弹性钢
- 英 ['elɪnvɑ:]
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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