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- The body's annual intake of metallic iron is infinitesimal. 人体对金属铁的年摄入量是微不足道的。
- DIRECT REDUCED IRON. DETERMINATION OF METALLIC IRON CONTENT. BRIMINE-METHANOL TITRIMETRIC METHOD. 直接还原铁。金属铁含量的测定。
- This chemical reaction is called reduction. The smelting of iron is a reduction of iron oxide to metallic iron. 这种化学反应叫作还原。铁的冶炼就是把氧化铁还原成金属铁。
- A substance, such as a metallic iron or coenzyme, that must be associated with an enzyme for the enzyme to function. 辅助因素必须与酶联合以使酶起作用的一种物质,例如金属铁或辅酶。
- Huang C.P., H.W. Wang, and P.C. Chiu (1998), “Nitrate Reduction by Metallic Iron”, Water Research, 32(8), 2257-2264. 林伟宇(2004)，零价金属(铁与锌)去除水中硝酸盐氮之研究，台北科技大学环境规划与管理研究所硕士论文。
- On Earth, any natural metallic iron rusts in our wet, oxygenated environment, so we rely on iron oxides such as haematite to make steel. 在地球上湿润并充斥着氧气的环境中，任何天然的金属铁都会生锈。因此，我们依靠象赤铁矿中的氧化铁来制造钢材。
- A new method of EDTA complex titration method has been developed to substitute the potassium bi-chromate method for determination of metallic iron in V-Ti bearing blast-furnace slag. 研究和提出了以碘-乙醇为试剂分离金属铁,EDTA络合滴定法测定钒钛高炉渣中金属铁的新方法。
- The Haber-Bosch process, which has proven the most successful commercially, reacts N2 gas with three equivalents of H2 gas over a transition metal iron catalyst to produce ammonia. 通过Fe、Ru、Os与N_2络合的不同构型和自旋态分别对照分析，从中得出三种原子对N_2络合活化的异同。
- Microstructures of coal containing iron ore concentrates reduced by microwave heating are classified as the metal iron microstructure, the wustite microstructure and the slag phase microstructure. 微波加热含碳铁矿粉还原矿相结构分为金属铁、浮氏体和渣相结构。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- This paper discussed the effect of organic solvents such as metal irons and surfactants on dewatering by microwave.The result indicated that dewatering by microwave is effective. 探讨了在微波加热条件下加入表面活性剂和溶剂油等有机溶剂对脱水效果的影响,力求找出其中的脱水规律。
- This is a kind of metallic paint. 这是一种有金属光泽的涂料。
- I heard metallic sounds when I was studying. 在我学习的时候我听到了金属撞击的声音。
- She knows why the metal is the good conductor. 她知道金属为什么是好的导体。
- Can I fasten these metal plates with rivets? 我可以用铆钉把这些金属板固定在一起吗？
- A loud, resonant, metallic sound. 铿锵声大而洪亮的金属般的声音
- You need a strong adhesive to bond wood to metal. 需要强力胶才能把木料粘在金属上。
- The car was now just a pile of twisted metal. 那辆汽车已经成了一堆压缩的废铁了。
- The metal basin clattered down the stone stairs. 金属盆子沿着石阶滚了下去，发出咣啷声。
- An alloy of two or more metallic elements. 合金两种或多种金属所合成的金属
