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- chromic oxide red 氧化铬红
- On hydrolysis, two hydrogen ions are released from chromic oxide. 铬酐水解可释放出两个活跃程度不同的氢离子。
- An opaque or semitranslucent brown glass flecked with small metallic particles,often of copper or chromic oxide. 金星玻璃一种不透明或半透明的棕色玻璃,掺有小的金属颗粒,通常为铜或氧化铬
- An opaque or semitranslucent brown glass flecked with small metallic particles, often of copper or chromic oxide. 金星玻璃一种不透明或半透明的棕色玻璃,掺有小的金属颗粒,通常为铜或氧化铬
- STUDY ON THE PREPARATION OF HIGH PURITY IRON OXIDE RED FROM MAGNETITE. 磁铁矿制高纯氧化铁红的研究
- After pickling/passivating, a layer of chromic oxide forms on the surface, whick impoves the corrosion resistance dramatically. 酸洗/钝化后在不锈钢表面形成一层均匀的铬的氧化物层,显著地提高了不锈钢的防腐性能。
- Experimental results showed that iron oxide yellow and iron oxide red could be made with pyrite cinder under suitable condition. 结果表明,在适宜的条件下,利用烧渣可以制备出用做颜料的氧化铁黄和氧化铁红。
- Abstract: In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied. 文摘:对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。
- Oxidation of tropine with chromic oxide gave tropinone which can be quaternized to 5 in quantitative yield. 为了使反应的研究简化,将阿托品水解为托品醇、再氧化为托品酮,托品酮季胺盐与氢化钠反应。
- In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied. 对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。
- The results show that specimens containing ferro chromic oxide are with higher susceptibility,while turmaline,agate,synthetic corundum and moonstone are negative in susceptibility and present antimagnetism. 样品中含铁、铬氧化物者磁化率偏大,碧玺、玛瑙、合成刚玉及月光石的磁化率为负,表现出抗磁性
- The chemical reaction principle and the process of preparing iron oxide red by dry process were introduced. 摘要介绍了用工业废铁制取氧化铁红的化学反应机理及生产工艺过程。
- This paper introduces the process technology and properties of dense chromic oxide refractories, details its application in E-glass fiber furnace, soda-lime metlter and attention rules. 介绍了致密氧化铬耐火材料的生产工艺及性能,详细论述了其在无碱玻璃纤维及钠钙硅玻璃窑炉上的应用及注意事项。
- The nano-sized clubbed ferric oxide red was prepared by homogeneous precipitation method,using urea as the precipitator introduced by dripping slowly. 以尿素为沉淀剂,采用缓慢滴加方式,用均匀沉淀法制备了纳米棒状氧化铁红。
- Three corrosion protection coatings have been prepared, zinc-rich epoxy coatings, iron oxide red epoxy coatings and micaceous iron oxide epoxy coatings. 摘要制备了新型环氧富锌、环氧铁红、环氧云铁3种有机涂层材料。
- This paper discussed a new method of producing ferric oxide red,for the purpose of raising the purity of ferric oxide red and meeting the needs of production. 本文探讨了一种氧化铁红的新的生产工艺方法,旨在提高氧化铁红的纯度,满足生产实际中的要求。
- chromic oxide polishing composition 绿色抛光块
- dense chromic oxide refractories 致密氧化铬耐火材料
- A bright red welt rose on his arm. 他的手臂上起了明显的条状红肿。
- Test Method for Chromic Oxide in Basic Chromium Tanning Liquors 鞣皮液体的碱性铬中氧化铬的试验方法
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries