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The iron oxides in rock crystals are specularite, hematite and lepidocrocite.

晶体中铁包裹体为镜铁矿、赤铁矿、纤铁矿。

The reaction produced some oxides and other by-products.

该反应产生了几种和其他伴生。

Among transitional metal oxides,nano NiO is one of the relatively few metal oxides with p-type semiconductivity,which has stable and wide band gap.

纳米镍是过渡金属中不多见的p半导体之一,具有稳定而较宽的带隙,作为一种新材料受到人们关注。

The behavior of halogen ions in alkaline-earth metal oxides+halogenide+molten slag of scales was investigated.

研了碱土金属+卤+铁熔渣中卤离子的行为。

The function of hydrocarbons and nitrogen oxides in photochemical smog formation and the formative process of ozone and peroxyacetyl nitrate are discussed.

介绍了氮、碳氢合在形成光学烟雾中的作用和臭、过乙酰硝酸酯产生的过程,并介绍了光学烟雾的形成机理。

For sinter with 25% and 50% MAC fines the iron oxides mainly consisted of hematite and magnetite, the bonding phase were mainly dicalcium silicate, glassiness, and a few amount of calcium ferrite.

配比为25%和50%的两种烧结矿中铁均以赤铁矿、磁铁矿为主，粘结相主要以铁酸钙、硅酸二钙和玻璃质为主，但铁酸钙数量不多。

There are some independent minerals of Cd, which are secondary minerals formed during weathering and leaching, such as greenockite, otavite and oxides of Cd in the oxidized zone of the deposit.

镉主要以类质同象存在于闪锌矿中,少量镉以硫镉矿等独立矿形式存在于矿床的带，是风淋滤过程中形成的镉的次生矿。

The compositions of phyllosilicate and iron oxides for several main types of soils and their corresponding iron-manganese nodules were studied by the means of XRD.

以我国几种常见土壤及相应土壤铁锰结核为试验材料，应用X-射线衍射，研了土壤和铁锰结核中层状硅酸盐和铁的类组合。