The reductive decomposition method has the advantages over the classic ore melting method with sodium peroxide in analytical accuracy, reproducibility, ease of operation and rate of analysis, etc.
锡矿石试样的还原分解，在测定的准确性、结果的重现性、操作的简易程度以及分析的速度等方面，均优于经典的过氧化钠熔矿方法。
Rock wool carpet is insulation and other natural basalt ore, etc as the main raw material, by high temperature melting into fine, join the amount of processing from the binder.
岩棉保温毡是以玄武岩及其它天然矿石等为主要原料，经高温熔融成纤，加入适量粘结剂加工而成的。
Rock wool insulating tubes is basalt and other natural ore, etc as main raw materials, by high temperature melting in a fiber, stir-in binder, curing processing and is made.
岩棉保温管是以玄武岩及其它天然矿石等为主要原料，经高温熔融成纤，加入适量粘结剂，固化加工而制成的。
On the basis of thermodynamics and dynamics, the possibility of the melting of iron ore concentrates in the cupola is discussed.
在进行热力学和动力学分析的基础上，阐述了在冲天炉中熔炼铁精矿粉的可能性。
Because of the high temperature of arc, arc furnace is use to melting ore and metal.
电弧炉是利用电弧产生的高温熔炼矿石和金属的电炉。
The Pb isotopic composition of ore sulfides is stable and the ore lead is ordinary common lead. Ore lead derived from magma, which came from partial melting of the upper crust in Early Cretaceous.
矿石铅同位素组成稳定，为正常普通铅，矿石铅来源于早白垩世上地壳物质部分熔融形成的岩浆。
Huolong Ceramic Fiber Blown Bulk was processed by the blown work on the electric melting ore.
◎高纯陶瓷纤维甩丝棉是通过电熔氧化铝和二氧化硅混合料，甩丝成纤工艺生产而成；
The thermodynamic theories of separating aluminum and silicon in alunite ore with acid melting method were introduced herein, and the test results were presented also.
介绍了酸熔法分离明矾石矿中铝硅的热力学理论和实验结果。
The gangue of iron ore is completely removed to DRI during the DRI production which brings about a series of influence on the melting in electric furnace.
直接还原过程中矿石的脉石转入DRI，给电炉冶炼带来一系列影响。
The melting point temperature is affected by the percentage of calcium oxide blended in the iron ore fine and the characteristic of iron ore fine itself.
实验结果表明，铁矿粉与氧化钙反应生成液相的熔点温度受氧化钙的配比和铁矿粉本身的特性影响。
The improvement results from a change in the essential constitution of the soft melting zone when charged with an ore and coke mixture.
获得改善的原因在于混装时软溶层的结构发生了质的变化。
The improvement results from a change in the essential constitution of the soft melting zone when charged with an ore and coke mixture.
获得改善的原因在于混装时软溶层的结构发生了质的变化。
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