The reaction combines an iron powder, which is in here, and oxygen, which diffuses through the membrane of the little packaging.

该反应结合了这里的铁粉和通过小包装膜扩散的氧气。

A system called the solid fuel oxygen generator, also known as' perchlorate candles', consists of canisters that contain a mixture of powdered sodium chlorate and iron powder.

一种称为固体燃料氧气发生器的系统，也称为“高氯酸盐蜡烛”，由装有氯酸钠粉末和铁粉混合物的罐组成。