氧化铝

According to the current official currency exchange rate, China took up 4% in 2003 of the entire world GDP volume, with high ratio of key energy consumption of the one of the world. That is oil takes 7.4%, original coal 31%, iron and steel 27%, alumina 25%, cement 40%.

按现行名义汇率计算，2003年我国GDP约占世界的4%，但重要资源消耗占世界的比重却很高，石油为7.4%，原煤为31%，钢铁为27%，氧化铝为25%，水泥为40%。

"Iron and steel, cement, alumina has been hard braking, the capital also has already begun, how can the housing industry alone?"

&钢铁，水泥，氧化铝已急刹车，资本也已经开始，如何才能单独住宅产业？&

Pure calcium aluminate cement,high-temperature alumina micropowder

纯铝酸钙水泥，高温氧化铝微粉

The mullite is M60 mullite containing Al2O3 not less than 60 wt%, the cordierite contains Al2O3 33-35 wt% and MgO 13-15 wt%, the micro silica powder contains SiO2 not less than 92 wt%, the micro active alumina powder contains Al2O3 more than 98 wt%, the high alumina cement contains Al2O3 not less than 46 wt%, CaO not more than 40 wt% and SiO2 not more than 10 wt%.

其中，所述的莫来石为M60莫来石，其化学成分为：Al 2 O 3 ≥60％；堇青石化学成分为：Al 2 O 3 33～35％，MgO 13～15％；硅微粉化学成分为：SiO 2 ≥92％；活性氧化铝微粉化学成分为：Al 2 O 3 ＞98％；高铝水泥化学成分为：Al 2 O 3 ≥46％，CaO≤40％，SiO 2 ≤10％。

High quality ceramic mounted stone with handle, diamond plated products, emery abrasive cream, alumina fiber sharpening stone, spring rubber polishing mounted stone, precision spring rubber polishing mounted stone, precision wool polishing mounted stone, high qualiy precision polishing cream.

中国·浙江省台州长市一砂磨具厂 China Zhejiang Taizhou Yisha Grind Factory 8D50 高档陶瓷带柄砂轮磨头、金刚石电镀制品、金刚石研磨膏、氧化铝纤维油石、弹性海绵抛光磨头、弹性精密橡胶抛光磨头、高精羊毛抛光磨头、高精抛光膏。

In the classic Old Holland colors no fillers such as cheap chalk, barium sulphate, aluminum hydrate powders or wax are used.

在荷兰的经典老没有填料的颜色，如廉价的粉笔，硫酸钡，氢氧化铝粉末或蜡的使用。

Polyethylene is retarded by various flame retardant systems composed of unhalogen flame retardants such as amorphous phosphorus alloy and aluminium trihydrate.

采用红磷合金、水合氧化铝、聚磷酸铵等无卤阻燃剂构成的多种阻燃体系对聚乙烯进行阻燃。

Environment barrier coatings ; citric acid sol–gel method ; barium oxide–alumina–silicon oxide coating ; water vapor corrosion

环境隔离涂层；柠檬酸溶胶–凝胶法；氧化钡–氧化铝–氧化硅涂层；水氧腐蚀性能

Keywords Palladium;Titanium oxide;Barium oxide;Aluminum oxide;Nitrogen oxide;Storage-reduction catalyst;Sulfur resistance;Lean burn engine emission

钯； 氧化钛；氧化钡；氧化铝；氮氧化物；储存-还原催化剂；抗硫性能；贫燃发动机尾气

Ni nanowire arrays compounded with Zn were fabricated by electrodeposition using porous anodic aluminum oxide membrane as templates in acidic coating bath at room temperature.

采用直流电化学沉积方法，在多孔阳极氧化铝模板纳米孔洞中制备出直径约90nm，长度超过10μm的金属Ni/Zn纳米线有序阵列。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。