the green of iron oxide的意思|示意

The iron Phthalein green fills in the gaps of green variety in the fields of iron series pigments, and it has substituted the Chromium Oxide green in architectural use.

铁酞绿则填补了国内铁系颜料无绿色品种的空白，在建筑业替代了氧化铬绿。

As one of the green materials and environment-friendly materials, iron oxide is nontoxic and unpolluted. It is important in varies of fields.

铁氧化物作为一种无毒、无污染的绿色环保材料，在许多领域有着重要的应用。