A preparation technology of black chemical conversion coating for aluminum with Co(CH_ 3 COO)_ 2 as colorant was studied, including the pre-treatment, black oxidation and sealing process.
研究了一种以醋酸钴为着色剂的铝的黑色化学转化膜工艺技术,包括前处理、黑色氧化、封闭等。
A mixture of black manganese oxide minerals.
硬锰矿一种黑色氧化锰矿的混合物
Fabrication Technics and Properties of Black Alumina Substrates Prepared by Tape Casting;
流延法制备黑色氧化铝陶瓷基板工艺及其性能研究
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
haematein, hematein
氧化苏木精（黑色植物染料）
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
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
STUDY ON ANTIOXIDANT ACTIVITIES OF TEN NATURAL MELANINS EXTRACTS
10种天然黑色素提取液抗氧化研究
Study of Extraction and Purification and Antioxidant Activities on the Black Peanut Skin Pigment
黑花生衣色素的提取纯化及抗氧化性质的研究
a black mineral consisting of basic manganese oxide; a source of manganese.
一种黑色矿物，由基性氧化锰组成，是锰的来源。
Extraction, Isolation and Antioxidant Activity of Melanin from Black-bone Silky Fowl Meat
乌骨鸡黑色素的提取分离及抗氧化活性研究
Autocatalysis in biological decolorization of Reactive Black 5 under anaerobic condition.
活性黑5厌氧生物脱色的自催化作用研究
Comparison on the Antioxidant Effect and Physical and Chymic Speciality of Anthocyanin in Seed Coats of Three Black Cereal and Oil Crops;
3种黑色粮油作物种皮花色苷的抗氧化作用及其理化特性比较
The Peotective Study of Melatonin on Retinal Pigment Epithelial Cells Encountered Oxidative Damage;
褪黑色素对人视网膜色素上皮细胞氧化损伤保护作用的研究
Results indicated that wear resistance and corrosion resistance of black TiN coating were higher than that of black oxide film or phosphatizing films.
结果表明，其耐磨损、耐腐蚀性能均高于氧化和磷化黑色膜层。
Antiatherogenic Effect and Antioxidation Mechanism of Anthocyanins Extracted from Black Soybean Seed Coat
黑大豆种皮花色苷抗动脉粥样硬化及其抗氧化机制研究
Application of new technology of black chemical coversion coating for Aluminum alloy LD31
LD31铝合金黑色化学氧化膜新技术在游泳馆门窗中的应用
brown oxide (stannous oxide)
棕色氧化物（氧化亚锡）
Its coal-burning kilns spew out huge quantities of sooty waste and chemical compounds such as sulfur dioxide and nitrogen dioxide.
在这里，烧煤的窑炉喷出大量的黑色废气及二氧化硫和二氧化氮等化合物。