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先确认表面是否存在脱碳现象。Make sure decarbonization was not found on the surface of the sample.

升级改造需要资金，但这要比脱碳费用低。These changes will cost money, but they should be cheaper than decarbonization.

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NHD是一种新型高效脱硫脱碳溶剂，主要成分是聚乙二醇二甲醚。The NHD is a new-style and high-effective solvent for desulfuration and decarbonization.

因此，脱炭好坏成为粉煤灰能否综合利用的关键问题。Thus, the decarbonization of fly ash plays a significant role in utilization of fly ash.

对微碳铬铁熔体真空脱碳处理有一定参考意义。This may be the reference for the processing of decarbonization of low-carbon ferrochromium melt in vacuum.

通过快速减压操作与真空顶吹氧的配合，使RH脱碳速率得到改善。Decarbonization rate of RH process has been improved by rapid evacuation and top oxygen blowing under vacuum.

本文提出一种铁水粒化-固态脱碳-电炉重熔制备工业纯铁的新工艺。It includes three steps-hot metal granulation, solid state decarbonization and electric furnace melting down.

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采用旋转式氧化脱炭炉这一新设备对碳化硅晶片的氧化脱炭进行了研究。In this paper, decarbonization of silicon carbide platelets by using a novel rolling oxidation furnace was studied.

本文对VD炉的真空氧脱碳工艺进行了研究，丰富和扩展了炼钢手段。In this article, vacuum oxygen decarbonization technology of VD furnace is studied, steelmaking methods are developed.

要是在能源研究与开发上有这样的投资力度，那将会更有希望为全球的无碳能源系统打下基础。Such investment would provide a more promising foundation for decarbonization of the global energy system than the current approach.

其中EAF是用来熔化废钢、升温和必要的精炼，如脱磷、脱碳的设备。EAF is used for melting disposed steel, increasing temperature and necessarily fining, such as dephosphorization and decarbonization.

试生产的盘条组织性能稳定，脱碳层薄，晶粒细小，夹杂物含量低，表面质量良好。The trial produced rod is with stable tissue, decarbonization film thin, crystal particle tiny, slag little, and surface quality better.

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并在理论指导下，由实验得出原始组织接近平衡状态的钢在A_1线以下温度加热，含碳量越高越不容易脱碳的结论。When the heating temperature was under the line A_1, the higher the carbon content was, the more difficult the decarbonization wonld be.

热力学计算表明了在二氧化碳气氛下高碳锰铁固态脱碳的可行性。The thermodynamics calculation showed the feasibility of solid state decarbonization of high carbon ferromanganese under CO_2 atmosphere.

介绍了合成氨装置脱碳系统中水力透平入口闸阀的损坏情况。This article describes the damage conditions of the inlet gate valve on the hydraulic turbine for decarbonization system of ammonia plant.

介绍了脱碳流程中温水加热器的腐蚀与更换，并对腐蚀的机理进行探讨。This paper introduces the corrosion and replacement of warm-water heater in decarbonization process and discusses the corrosion principle.

介绍增设的PSA脱碳装置流程及技术指标，装置容易出现的故障以及相应的处理措施。Describes the added PSA Decarbonization process, the technical indicators, the failures which the unit occurs easily and appropriate treatments.

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详细介绍了一种根治陶瓷型铸件表面脱碳的方法并分析其原理。The technique by which surface decarbonization of Shaw process castings can be completely eradicated was introduced in detail, and the theory is discussed.

高碳锰铁的固相脱碳由于能够避免金属锰的高温挥发损失而成为研究的热点。The solid phase decarbonization of high carbon ferromanganese has been the research hotspot because of avoiding evaporation loss of manganese at high temperature.

用传统、单一的脱碳轻质化工艺处理重质油时，难以得到数量更多而金属和杂质更低的二次加工原料产品进行后续精制加工。Conventional and single heavy oil decarbonization upgrading process could not match the feedstock requirements of high yield and low impurities for further refining.