单词：iron scale
iron scale的用法和样例：
例句
- Rust was eating away the iron supports.铁锈腐蚀着铁柱。
- As rust eats iron,so care eats heart!就像铁锈能腐蚀铁一样，忧虑能伤心！
- Complete removal of rust and mill scale by acid pickling, duplex pickling or electrolytic pickling.通过酸液或电解质的浸洗除去所有的锈迹和氧化皮。
- The iron flings align themselves in the direction of the magnetic field.铁屑按磁场的方向排列。
- Printing and dyeing wastewater was treated by the two wastes, iron scraps and fly ash.摘要利用废铁屑与粉煤灰两种废物集合处理印染废水。
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