您要查找的是不是：
- Keywords lead ferrite niobate;perovskite;co-precipitation;niobium pentaoxide; 铌铁酸铅;钙钛矿;共沉淀;五氧化二铌;
- niobium pentaoxide 五氧化二铌
- A black mineral is an ore of niobium and tantalum. 一种黑色矿物是铌、钽矿石。
- Application: For niobium sheet and wire etc. 用途:产品用于生产铌片,丝等加工材。
- For niobium powder and superconductors. 铌粉,超导原材料。
- Niobium oxides are favorable promoter and Support. 铌氧化物是优良的促进剂和良好的载体。
- Use of copper welding, the welding wire with niobium as the media. 选用铜焊，在焊接时用铌丝作媒介。
- I also wish to know about the Reactor Grade Niobium sheet. 我并且希望知道关于反应器等级铌板料。
- Niobium is the metallic element with the highest transition temperature. 铌是转变温度最高的金属元素。
- The run status for tantalum &niobium industry in China in 2006 is summarized. 评述了2006年中国钽铌工业的运行状况。
- Application: Used in niobium mill products, additive in alloy and welding bars. 用途:产品用于生产铌加工材,合金添加济,电焊条等。
- A black,red-brown,or colorless mineral,essentially(Fe,Mn)(Nb,Ta)2O6,the principal ore of niobium. 铌铁矿一种黑色的、红褐色或无色矿物，本质是（Fe，Mn）（Nb，Ta）2O6，是主要的铌矿。
- A black, red-brown, or colorless mineral, essentially(Fe, Mn)(Nb, Ta)2O6, the principal ore of niobium. 铌铁矿一种黑色的、红褐色或无色矿物，本质是（Fe，Mn）（Nb，Ta）2O6，是主要的铌矿
- Application: For niobium sheet, wire etc., Additive in alloy and super conduction. 用途:产品用于生产铌片,丝等加工材,合金添加剂和超导材料等。
- For superhard tool raw materials and making niobium powders, alloy additive, ete. 主要作为超硬工具的原料和制取铌粉、合金添加剂等。
- A black,red - brown,or colorless mineral,essentially(Fe,Mn(Nb,Ta)2O6,the principal ore of niobium. 铌铁矿一种黑色的、红褐色或无色矿物，本质是(Fe，Mn)(Nb，Ta)2O6，是主要的铌矿
- A black,red - brown,or colorless mineral,essentially(Fe,Mn(nb.Ta)2O6,the principal ore of niobium. 铌铁矿一种黑色的、红褐色或无色矿物，本质是(Fe，Mn)(Nb，Ta)2O6，是主要的铌矿
- EFFECT OF NIOBIUM ON SOLIDIFICATION CRACK SUSCEPTIBILITY OF 00Cr25Ni20Nb AUSTENITIC STAINLESS STEEL WELD METALS. 铌对00Cr25Ni20Nb奥氏体不锈钢焊缝凝固裂纹敏感性影响的研究
- They include niobium and vanadium micro-alloying technology,microalloy slab quality ... 提出了实施精品生产战略的技术措施。
- The tantalum and niobium reserves of China amount to 20% and 1.5% of world wide reserves, respectively. 摘要我国的钽占世界储量的20%25，铌占世界储量的1.;5%25。
