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

晶体中铁氧化物包裹体为镜铁矿、赤铁矿、纤铁矿。

The reaction produced some oxides and other by-products.

该反应产生了几种氧化物和其他伴生物。

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.

纳米氧化渡金属氧化物中不多见p型半导体之一,具有稳定而较宽带隙,为一种新型功能材料受到人们关注。

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

研了碱土金属氧化物+卤化物+氧化铁熔渣中卤离子行为。

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

介绍了氮氧化物、碳氢化合物在形成光化学烟雾中和臭氧、氧乙酰硝酸酯产生程,并介绍了光化学烟雾形成机理。

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%两种烧结矿中铁氧化物均以赤铁矿、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物形式存在于矿床氧化带，风化淋滤程中形成镉次生矿物。

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X-射线衍射，研了土壤和铁锰结核中层状硅酸盐和氧化铁类型组合。