A well-aimed cannon ball could hit below its ironcovering and sink it.
一枚炮弹准确地打在它的铁皮下面，并使战舰往下沉。
2
Iron oxide red is an excellent pigment, which has fine qualities such as covering power, coloring power, heat resistance, resistance to solvent, acid fastness, innocuity and anti-rust.
氧化铁红具有良好的颜色遮盖力、着色力、耐热、耐溶剂、耐酸性、无毒、防锈等性能，是优质的颜料品种。
3
Loose covering layer that consisted of water containing fine powder sand layer was encountered in the overcasting at Zhaodianzi Iron Mine.