1.
The mineral form of black iron oxide, Fe3O4, that often occurs with magnesium, zinc, and manganese and is an important ore of iron.
磁铁矿黑色氧化铁矿，Fe3O4，经常和镁、锌以及锰共生，是一种重要的铁矿石
2.
a red oxide of iron.
一种红色的铁的氧化物。
3.
a mineral that is a complex borosilicate and hydroxide of aluminum containing iron and magnesium and calcium and lithium and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones.
一种含铁、镁、钙、锂、钠的复合铝硼硅酸盐和氢氧化铝，常为黑色，透明有色的可用作宝石。
4.
Fermentation and Antioxidant Activities of Melanin Produced by Lachnum YM-223
LachnumYM-223产黑色素发酵及其黑色素抗氧化活性研究
5.
a weakly magnetic black mineral found in metamorphic and plutonic rocks; an iron titanium oxide in crystalline form; a source of titanium.
一种具有弱磁性的黑色矿物，见于变质岩和火成岩中，晶体状铁钛氧化物，是钛的来源。
6.
Study on Oxidant Performance of the New Green Oxidant Potassium Ferrate;
新型绿色氧化剂高铁酸钾氧化性能的研究
7.
haematein, hematein
氧化苏木精（黑色植物染料）
8.
A mixture of black manganese oxide minerals.
硬锰矿一种黑色氧化锰矿的混合物
9.
Additional Process of Anodic Oxidation on Aluminium Pidces for Satin Light Effectiveness
铝件黑色细光缎面阳极氧化补充工序
10.
The Antioxidant Activity of Melanin from Taihe Black-Bone Silky Fowl in vitro
泰和乌骨鸡黑色素的体外抗氧化作用
11.
STUDY ON ANTIOXIDANT ACTIVITIES OF TEN NATURAL MELANINS EXTRACTS
10种天然黑色素提取液抗氧化研究
12.
ferric oxide
三氧化二铁, 氧化铁
13.
clay whose redness results from iron oxide.
因含有氧化铁而呈红色的粘土。
14.
Technological study for preparing titanium phosphate and iron black from the waste acid liquor of titanium dioxide
钛白废酸液制磷酸钛和氧化铁黑的研究
15.
Degradation and mechanism of direct fast black G with ferrate solution
高铁酸盐溶液氧化直接耐晒黑G的效果及机理
16.
Hazard Identification and Packing Selection for Iron Oxide Black
氧化铁黑危险性鉴定与包装类别的选择
17.
a red or yellow or brown mineral; an oxide of iron that is a common constituent of rust.
一种红色、黄色或褐色的矿物，是铁锈的常见成份氧化铁。
18.
A Study on the Preparation Process and Performance of Black Chemical Conversion Film on Steel Surface
钢铁黑色化学转化膜性能及制备工艺的研究