elinvar的翻译，读音
英/'elinvɑ:/
释义：
n. 镍铬恒弹性钢
n Elinvar is a trademark for a kind of steel used for watch springs because its elasticity is constant over a wide range of temperatures
n Elinvar is a trademark for a kind of steel used for watch springs because its elasticity is constant over a wide range of temperatures