金属硅酸盐

结果表明：在高温区，碱金属硅酸盐大量分解形成碱金属蒸气随煤气上升；

The results show that alkali metal silicate is decomposed into alkali metal steam that rises with gas in the high temperature zone .

用溴化钾压片法测定了碱金属硅酸盐玻璃的红外光谱，所得数据与低共熔组成处SiO2偏摩尔体积的急剧变化相一致。

Infrared spectra of alkali silicate glasses were studied by the KBr method . The data thus obtained agree with the abrupt changes of partial molar volume of SiO2 at eutectic compositions .

DSC曲线的吸热峰多是由于碳酸盐分解和碱金属的硅酸盐和硅铝酸盐熔融造成的。

The endothermic peaks on the DSC curves are mainly caused by the decomposition of carbonates and the melting of alkali silicates and alkali aluminosilicates .

一族坚硬的玻璃状矿物（各种金属的硅酸盐矿物），用作宝石，亦可作研磨剂。

Any of a group of hard glassy minerals ( silicates of various metals ) used as gemstones and as an abrasive .

碱金属碳酸盐熔融硅酸盐样品探讨

The Discussion of Problem in the Method of Fluxing Silicate Sample with Alkali Carbonate

综述了硫化物、碱土金属铝酸盐、硅酸盐等系列的蓄光型自发光涂料的国内外研究进展、优缺点和应用领域。

Effects of the amount and the particle size of luminescence powders on the luminescence properties of luminescence paints were also studied .

用碱金属碳酸盐熔融硅酸盐样品方法中，有关坩埚保护、作技术、剂性质、融条件等问题的探讨。

The discussion of problem such as crucible protecting , operating technique , fluxing property and fluxing condition etc. in the method of fluxing silicate sample with alkali carbonate .

而高盐度流体变质模式的确有潜在的优势，如低H2O活度、较强的碱金属、LILE及硅酸盐的搬运能力，但这一理论需要进一步证实。

Hypersaline fluid metamorphism has potentialities of low H2O activity , high alkali mobility and efficient LILE and silica transportation and it should be testified by more researches .

这些细脉来自中铁陨石金属相，金属与硅酸盐混合时金属应该为熔融状态。

These trails could be formed by the injection of metal from the metallic portion of mesosiderite and may reflect the molten state of the metal during metal-silicate mixing .

并对硫化镍试金富集贵金属的机理进行了探讨，晶体结构及贵金属硫化物和硅酸盐渣相化合物的热力学数据表明，在硫化镍相和渣相分离时，贵金属趋向于进入硫化镍相。

The mechanisms for nickel sulfide fire assay collecting precious metals were discussed . According to crystal structure and thermodynamics data of precious metals sulfide and compounds in silicate phase , precious metals tend to be in nickel sulfide phase when nickel sulfide phase is separated from silicate phase .