Sulphides; polysulphides, whether or not chemically defined.
硫化物；多硫化物，不论是否已有化学定义。
As it happens, seafloor massive sulphides are also huge-at least they were until recently.
碰巧的是，至少目前海底块状硫化物也是巨大的。
The gold minerals have close relation with sulphides, which is favourable to the gold recovery.
金矿物与硫化物关系密切，有利于金的回收。
In this paper some newer methods for the synthesis of saturated cyclic sulphides were presented briefly.
本文简要介绍近年来各类饱和环硫醚的合成方法。
The results show that they comprise mainly RE_2O_2S in addition to a few sulphides and oxides of rare earth.
结果表明，它们主要由RE_2O_2S组成，还含有少量稀土硫化物和稀土氧化物。
Remobilized iron sulphides will precipitate as pyrrhotite at high temperatures and as pyrite when temperature decreases.
铁硫化物在高温下的再活化产物主要是磁黄铁矿，而低温下则主要为黄铁矿。
At present China and Russia are the two countries most interested in massive sulphides, followed by India and South Korea.
目前，中国和俄罗斯对块状硫化物矿产最感兴趣的两个国家，随后的是印度和南韩。
Over time the chimneys collapse, creating the deposits of high-grade massive sulphides that so excite the deep-sea miners.
随着时间推移，烟囱坍塌，形成高品位块状硫化物矿床。这些矿床让深海矿业很感兴趣。
There dormant hydrothermal vents are a rich source of metal sulphides that the firm hopes to exploit for gold and copper.
是现在发现海洋生物新物种和研究生命起源的好地方。是一处富含金属硫化物的资源，该公司希望能从中得到金和铜。
The transition-metal sulphides are widely used as cathode in thermal batteries, especially iron disulphide and cobalt disulphide.
过渡族金属硫化物是一类很好的热电池正极材料。
Analysis shows that the solidification cracking was always formed and developed along film-like sulphides at columnar grain boundaries.
分析认为，凝固裂纹是沿偏聚在柱状晶晶界的低熔点膜状硫化物形成并扩展的。
Sulphide minerals as well as gangues in these deposits have suffered intense pressure solution, and the sulphides have undergone multi_stage overgrowth.
加拿大西部块状硫化物矿石普遍地发生过硫化物的压溶和增生。
Allicin is the substance that has both antibiotic and antifungal properties while diallyl sulphides help circulation, lower cholesterol and boost the immune system.
大蒜素是一种具有抗菌和抗真菌特性而烯丙基硫化物帮助血液循环，降低胆固醇和增强免疫系统的物质。
The process is able to decrease the cost of production, get sulphur yield stable, improve the shape and distribution of sulphides in material, and increase the plasticity of hot -working.
同时电渣重熔改善了硫化物形貌和分布情况，提高了材料热加工塑性。
The process is able to decrease the cost of production, get sulphur yield stable, improve the shape and distribution of sulphides in material, and increase the plasticity of hot -working.
同时电渣重熔改善了硫化物形貌和分布情况，提高了材料热加工塑性。
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