这枚硬币是由镍制成的。

The coin is made of nickel.

这个电池含有镍和镉。

The battery contains nickel and cadmium.

镍合金以其强度著称。

Nickel alloys are known for their strength.

这件首饰是由镍和银制成的。

The jewelry is made from nickel and silver.

镍被用于许多工业应用中。

Nickel is used in many industrial applications.

地球的核心由铁和镍组成。

The core of the Earth is composed of iron and nickel.

无电镀镍镀层常用于防止腐蚀。

Electroless nickel plating is often used to prevent corrosion.

乙酸镍盐；醋酸镍；乙酸镍；

Acetic acid, nickel salt;

什么含镍比手机还多？

What contains more nickel than a cell phone?

尽管锌和镍的价格有所下滑。

Although zinc and nickel prices have fallen.