硫化物的

It was floruit of volcanic activity in middle Caledonian between 446 Ma and 440 Ma. Mass volcanic rock was squirted, and ore bearing magma was risen by tectonic fissure, then formed a large-scale valuable polymetallic sulfide orefield.

随着构造岩浆活动的继续，能量的积聚，458.99Ma岩浆熔岩涌出地表，揭开了本区岩浆火山活动事件的序幕。446Ma～440Ma，是本区火山活动全盛时期，在本区大范围内形成有价值的多金属硫化物矿床。

Iraq's procurement efforts include equipment that can filter and separate micro-organisms and toxins involved in biological weapons, equipment that can be used to concentrate the agent, growth media that can be used to continue producing anthrax and botulinum toxin, sterilization equipment for laboratories, glass-lined reactors and specialty pumps that can handle corrosive chemical weapons agents and precursors, large amounts of ''.

伊拉克采购的设备包括可过滤和分离生化武器中微生物和毒素的设备；可用于为炭疽病毒和肉毒菌病毒集中药剂和生长媒体的设备；实验室杀菌设备；可处理腐蚀性化学武器药剂、前体、乙烯基氯化物及其他化学药剂(如钠硫化物，芥子气药剂的前体)的玻璃线纹反应堆和专业水泵。

Iraq's procurement efforts include equipment that can filter and separate micro-organisms and toxins involved in biological weapons, equipment that can be used to concentrate the agent, growth media that can be used to continue producing anthrax and botulinum toxin, sterilization equipment for laboratories, glass-lined reactors and specialty pumps that can handle corrosive chemical weapons agents and precursors, large amounts of vinyl chloride, a precursor for nerve and blister agents, and other chemicals such as sodium sulfide, an important mustard agent precursor.

伊拉克采购的设备包括可过滤和分离生化武器中微生物和毒素的设备；可用于为炭疽病毒和肉毒菌病毒集中药剂和生长媒体的设备；实验室杀菌设备；可处理腐蚀性化学武器药剂、前体、乙烯基氯化物及其他化学药剂(如钠硫化物，芥子气药剂的前体)的玻璃线纹反应堆和专业水泵。

The electrode showed comparable analytical performance in the micromolar range to Pb-ISEs with conventional poly-based membranes containing neutral ionophore and with solidstate membranes containing a mixture of lead sulphide and silver sulphide.

该电极显示比较分析的绩效micromolar范围以铅太阳能学会与传统的聚为基础的膜含有中性载体和固态膜含有混合物的铅和硫化物硫化银。

Ni, Cu and PGE are very important in the study of origin and evolution of mantle derived magmas and the formation of the related magmatic sulfide deposits, because their geochemical natures are different from other trace elements.

Ni、Cu和PGE具有不同于其他微量元素的特殊的地球化学性质，这些特殊的性质使得它们在幔源岩浆起源和演化以及岩浆硫化物矿床的成因研究中具有不可替代的作用。

Strikingly, the electrode can sustain high rates and it turns out that more than 43% of the reversible capacity could be delivered even at a 16C rate, which is the largest level specific capacity for transition metal sulphides at the high rates.

值得注意的是该电极即使在16C的高倍率条件下还可以保持超过43％的可逆容量，这几乎是过渡金属硫化物在此条件下能达到的最高水平。

Having reviewed a large number of relevant literature in detail, combined with some research achievements at sandstone type uranium deposits in China and abroad, The authors try to make an overview of the role of sulphides, particularly the pyrite, in the reduction, precipitation and concentration of uranium at the redox front of sandstone type uranium deposits.

作者通过大量的相关文献的调研，结合国内外在砂岩型铀矿研究方面取得的成果，对硫化物，特别是黄铁矿在砂岩型铀矿氧化－还原前锋线附近铀还原、沉淀和富集过程中所起的作用提出了自己的认识。

This paper reviews the study of iron sulfide mineral s and presents the trend of further research in this field.

缺氧环境下对含氯有机化合物的非生物转化是自然界自我调控的过程之一，而广泛存在于这一环境中的铁硫化物矿物在这一过程中起着重要的作用。

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

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。

Taking SINOPEC Tianjin Company as an example, the corrosion characteristics and mechanism in oil-refining units have been analyzed and studied, especially, the corrosion in atmosphere-vacuum unit.

由于炼油厂装置的腐蚀主要是由原油中的硫化物和酸性介质所产生。近年来，国内炼油行业原油的酸值及含硫量也逐年增加，给炼厂装置的安全运行造成了严重危害。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。