• 赋存不同时代地层中的典型矿床硫化物同位素组成总体显示出容矿地层同期形成的海相酸盐同位素组成相一致的特征。

    Sulfur isotopic compositions of sulfides in the typical ore deposits hosted in different strata are on the whole consistent with those of Marine sulfates in corresponding host strata.

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  • 植物能力吸收硫化物将其转化酸盐——一种植物可以利用形式这种能力使这种更容易沼泽环境中生长。

    Spartina has the ability to take up sulfides and convert them to sulfate, a form of sulfur that the plant can use; this ability makes it easier for the grass to colonize marsh environments.

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  • 原油所含硫化物单质百分数

    Refers to the sulfur content of sulfur in crude oil (sulphide or elemental sulfur) of the percentage.

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  • 赋存超大型硫化物矿床金川岩体相比,煎茶岭超基性岩体为岩浆一次侵位形成,分异程度小,镍、含量较低。

    However, compared with jinchuan ore - bearing intrusion, jianchaling ultrabasic intrusion formed by magma simple emplacement, and magma fractionated weakly with lower content of nickel and sulphur.

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  • 不同建造硫化物同位素组成与其来源有关随后叠加改造作用的增强而趋于均一

    Sulfur isotopic composition of sulfide in different formations was related to their source, and tended to be uniform with the growing stacked reworking at later stages.

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  • 因此适当比例结合一起时,它们便形成一种硫化物化合物

    Thus, when the elements lead and sulfur are combIned In the proper proportion, they form a compound called lead sulfide.

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  • 矿物自然金属硫化物化物、化物等类型。

    The bismuth and tellurium minerals include native metals, sulfides, bismuthides, sulphosalts and tellurides.

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  • 硫化物溶液氰化浸金体系其中有效成份离子

    The polysulfide solution is one of non cyanidation systems of gold leaching in which polysulfide ions are the main effective components.

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  • 笔者首次山东新泰地区新太古代层状硫化物观测到了明显同位素非质量分馏效应。

    An obvious mass-independent sulfur isotope fractionation was first observed in Archean stratiform sulfides from Xintai area, Shandong Province.

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  • 氧化物抑制元素活性硫化物腐蚀反应,使喷气燃料银片腐蚀级别降低具银片腐蚀作用。

    Peroxides retard the corrosion of active sulfides especially elemental sulfur to silver strip, making the corrosion rating of silver strip caused by jet fuels dropped or downed to no corrosive.

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  • 原料低为高冰磨浮-磁选分离获得富含贵金属的磁性产品,主要含有合金少量硫化物

    This magnetic matte was obtained from high grade Ni-Cu matte by floatation-magnetic separation, which enriched in precious metals, and mainly contained Ni alloys and a small quantity of sulfides.

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  • 结果表明活性硫化物导致腐蚀主要因素元素

    The results showed that active sulfide in jet fuel could induce silver strip corrosion. The main corrosion factor was elemental sulfur.

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  • 磁铁矿含量矿石含量低,罕见铅锌硫化物矿物

    The contents of ti in magnetite and s in ore are low, with a very small amount of Pb-Zn sulfide minerals.

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  • 具有较高化学稳定性硫化物几乎不起作用焊接性能良好屏蔽作用。

    It has high chemical stability, and sulfur and sulfide little effect, the welding performance is good, have to permeability nitrogen shield effect.

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  • 利用接种了一杆菌升流式填料反应器有氧条件,将水中的硫化物快速氧化单质酸根

    Under the condition of oxygen, some strain of microorganism is inoculated in a up-flow packed tower reactor in which the sulfide is converted into sulfur or sulfate.

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  • 实验观察,含量Q 345实验有纳米硫化物夹杂析出,降低含量对钢强化具有有益作用。

    There are inclusions existing within nm in the experimental Q345 steel, the reduce in sulfur content is better for strengthening of the steel.

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  • 结果发现,引起腐蚀试验合格原因是活性硫化物,主要单质

    The results showed that disqualification of jet fuel in silver strip test was caused by active sulfides, especially elementary sulfur.

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  • 硫化物酸盐出现有机酸盐的峰之间,已有方法不能很好地进行分离

    The sulphide and sulphite peaks were observed between the organic sulphur and sulphate peaks, but the developed method was not optimised for their separation.

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  • 通过控制溶解氧浓度去除硫化物几乎全部转化为单质酸盐的生成率小于10%。

    The removed sulphide almost was converted to element sulfur and the sulfate production was less than 10% by changing the oxygen concentration.

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  • 氧化细菌具有氧化单质硫化物生成特性

    The sulfur-oxidizing bacteria have a characteristic of oxidating sulfur and sulfide into sulfuric acid.

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  • 汽油由于存在某些活性硫化物,如元素或多硫化物,从而产生铜片腐蚀

    The existence of active sulfides in gasoline is the reason resulting in copper strip corrosion.

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  • 脱除有机硫化物处理废脱样品再经甲苯提回收单质

    After being removed the organic sulfur, the samples are treated with the method of toluene-heated extraction.

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  • 胜利石油化工总厂的FCC汽油中的含量分布硫化物种类进行了分析

    The content and distribution of sulfur and sulfide species in FCC gasoline produced by Shengli Petrochemical Factory are investigated.

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  • 氧化去除脱毛膨胀废水主要污染物硫化物过程中,考察了13种金属离子交换脱石的催化氧化能力

    The catalytic oxidation ability of 13 metal ion-exchanged montmorillonites are investigated in oxidative removal of the sulfides which are the main pollutant in the moult and alkali swell waste water.

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  • 研究分析硫化物容积负荷与溶解氧共同作用下硫化物去除规律酸盐生成规律以及单质生成建立模拟方程进行了验证

    Through the analysis of the sulfide removal rate, sulfate production rate and sulfur forming efficiency, the simulation equations were established and validated by practical tests.

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  • 这种胶态电解质抑制电池中单质本身正极活性物质放电产物硫化物溶解

    The gelled polymer electrolyte helped to restrain the solution of polysulfides produced from discharging product and the sulfur itself in the active material of cathode.

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  • 金相显微镜、扫描电镜和能谱观察和分析了转炉生产非调质硫化物夹杂形貌

    The morphology of sulphide inclusions in sulphur-comprising micro alloyed steel manufactured by converter after rolling was observed.

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  • 油田不同开发阶段硫化物数据进行了统计分析对系统中硫化物升高原因产生机理进行了探讨

    This paper analyzes the sulphur and sulphide data of different development stage in Shuanghe oilfield, and discusses the reasons and mechanism of sulphur and sulphide increasing.

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  • 油田不同开发阶段硫化物数据进行了统计分析对系统中硫化物升高原因产生机理进行了探讨

    This paper analyzes the sulphur and sulphide data of different development stage in Shuanghe oilfield, and discusses the reasons and mechanism of sulphur and sulphide increasing.

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