氧化铁

We reconstructed the change characteristics of the paleoclimate by the carbonate contents and the values of magnetic susceptibility.

对甘肃省西峰黄土－红粘土剖面的夏季风替代性指标作了全面、系统的测试有机质和游离氧化铁的测定，并通过碳酸盐和磁化率值来初步恢复古气候变化特征。

Preparation of iron oxide red from magnetite sand has been studied.

研究了磁铁矿砂在氧气气氛中焙烧制备氧化铁红，给出了详细的试验条件。

Oxalic acid diluted in hot water will remove the iron oxide from such specimens as microcline, quartz, and fluorite.

草酸稀释后，在热水，将可消除氧化铁从这些标本为钾长石，石英，萤石。

The nano-β-FeOOH for precursor of γ-Fe2O3 was synthesized by microemulsion method, then the β-FeOOH was calcined by mixing with additive polyoxyethylene nonyl phenyl ether (NP-4) in the molar ratio of β-FeOOH/NP-4 as 4, 5 and 100 respectively.

采用微乳法合成出氧化铁的前驱体－纳米β-FeOOH，分别以β-FeOOH与添加剂壬基酚聚氧乙烯醚(NP-4)以物质量的比为4， 5， 100添加NP-4，混合锻烧。

Scientific analysis reveals that the colors were derived from ocher and other iron oxides ground into a fine powder.

科学分析表明，颜色来自黄土和其他氧化铁制成的精细粉末。

It is a reliable and advanced technology to recover iron oxide from roasted sulfate residue with flotati - on method,and it is a new ore dressing process.

用浮选方法从硫酸烧渣中回收系列氧化铁红产品，技术先进可靠，是一种选矿新工艺。

This invention discloses a method for preparing monodisperse oil-soluble surface-modified ferric oxide nanoparticles. The method comprises: mixing ethanol solution of soluble ferric salt with ethanol solution of fatty acid, adding alkali, stirring to obtain precursor of ferric oxyhydrogen fatty acid salt precipitate, and cracking at 210-280 deg.

一种制备单分散、油溶性表面修饰氧化铁纳米微粒的方法，将可溶性铁盐的乙醇溶液与脂肪酸的乙醇溶液混合，加入碱搅拌得前驱体三价铁氢氧脂肪酸盐沉淀；单元前驱体三价铁氢氧脂肪酸盐在无溶剂下直接热解得目标产品。

Colloid chemical method ; transparent ultra fine iron oxide pigment ; peptization ; phase transference

胶体化学法；超细透明氧化铁颜料；胶溶；相转移

The result demonstrated that the formation of bubbles lay in larger glaze adhesion quantity, larger glaze permeance quantity and pe...

结果表明，釉泡的形成是由于在杯体下部外侧具有低的表层密度，因而，釉料的粘附量、渗入量和渗入深度均高于上部，氧化铁颗粒的引入是烧成窑内气氛的扰动造成的。

Porcelain clay which is due to iron content in the composition, when firing is oxidized to ferric iron, the club was yellow.

是由于瓷泥里面含有铁的成分，烧成时铁被氧化为氧化铁，故而呈淡黄色。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。