sulfides

It's from sulfides, like from silver coins.

这是硫化物, 像银币表面上的那样.

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Catalysis: Development of chirometallopor - phyrins as enantioselective oxidation catalysts of alkenes and sulfides.

催化作用: 开发新型手性金属催化烯类及硫醚类之对映选择性氧化.

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The soluble sulfides are unstable, while the stable sulfides are unsolvable.

可溶的硫化物都不稳定, 稳定的硫化物都不可溶.

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The Xitan gold deposit is of a quartz vein - type with little sulfides.

西滩金矿属少硫化物石英脉型金矿.

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The structure, properties, and applications of transition metal sulfides IF nano - materials , i.

系统的介绍无机类富勒烯金属硫化物纳米管、纳米洋葱及其 纳米 复合物的结构 、 性质和应用.

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Sulfur often combines into sulfides or sulfates.

硫磺,往往结合成硫化物或硫酸盐.

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Carbon steel -- Very good mechanical properties; good resistance to stress corrosion and sulfides.

碳钢 -- 具有很好的机械特性; 良好的抗金属超应力腐蚀的能力和抗硫化物腐蚀的能力.

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In contrast, transition - metal sulfides are less reactive and susceptible to poisoning and can show higher selectivity.

相反, 过渡金属硫化物作为催化剂反应活性低、不容易中毒显示了很高的选择性.

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The silver in ores occurs mainly as independent silver minerals sulfides or in crack disulfide.

银主要以独立银矿物的形式存在于各种硫化物矿物边缘及矿物裂障中.

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The mineralization of silver at the late stage of formation of sulfides, i. e.

银形成于硫化物成矿后期的硫锑铅矿─方铅矿─ 黄铜矿 ─银黝铜矿阶段.

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The adsorbing agents such as molecular sieves, metal oxides, active carbons, etc sulfides removal are presented.

介绍了分子筛类 、 金属氧化物类 、 活性炭类等脱硫吸附剂.

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These sulfides can cause illness, however at levels about a thousand times greater than that.

这些硫化物具有致病性, 但前提是,把可乐中含有的残留量乘上一千倍.

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The extraction behavior of dialkyl ( aryl ) Sulfides may be controlled by polar and steric substituents effects.

二烃基 ( 基 ) 醚的萃取行为受极性和空间取代基效应的控制.

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Interest in transition - metal sulfides arises from their significance in industrial catalysis and biology.

过渡金属硫化物在工业催化和生物和上的重要性引起了广泛的研究兴趣.

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Its presentational feature is development of structure and enrichment of granule xenomorphic sulfides.

其表象特征为构造发育,细粒他形硫化物富集.

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