被粉碎的部分再次回到传送带上，那里有一个电磁铁，把带铁的东西拿走，剩下的继续前进。
The shredded material goes back on the belt, where an overhead electromagnet removes material containing iron as the waste moves along.
并认为太古宙绿岩带铁-铀型铀矿矿体埋藏深、隐伏性强、盲矿体多，潜在的找矿前景相当可观。
It is considered that ore bodies buried deeply in iron-uranium type uranium deposit in Archean greenstone belt, have many blind ore bodies, the prospecting potential is very great.
像所有的金属一样，铁原子与其他元素反应，释放电子形成带正电的离子。
Like all metals, these react with other elements by giving up electrons to form positively charged ions.
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