nickel-chrome steel

• 镍铬钢

nickel-chrome steel的用法和样例：

例句

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.
   埃林瓦是一种用于手表弹簧的镍铬钢，因其能在很大的温度范围内保持一定的弹性。