A lot of those battery life myths you might hear apply to nickel-cadmium and nickel-metal hydride batteries.

你听到的很多关于延长电池寿命的小窍门，仅适用于镍镉和镍氢电池。

And this shelf includes our promotional items to US. All of them were packed by double blister with Ni-Cd battery.

摆放在的都是我们卖到美国的一些促销款，都是用双泡壳包装，使用镍镉电池的。

That’s why Major and his colleagues started looking for alternatives to cadmium chloride, the crystalline compound used in the solar cell manufacturing process.

就是 Major 和他的同事们开始寻找氯化镉替代品的原因， 氯化镉是太阳能电池制造过程中使用的结晶化合物。