If, however, they are subjected instead to pyrolysis-a process of controlled burning in a low-oxygen atmosphere-the result is charcoal, a substance that is mostly elemental carbon.
但如果经过高温分解—在低氧环境下有控制的燃烧—它将会形成木炭，其大部分是永久碳。
The heat breaks the biomass down into a charcoal-like solid and the bio-oil, giving off some gas in the process.
这种情况下，加热会把生物原料变成木炭似的固体物质和生物原油，同时释放某些气体。
In contrast, charcoal, made by partially burning wood in a controlled process, is a fuel that creates less smoke than wood does.
相反，在一个有控制的过程中通过部分燃烧木材而制成的木炭却是一种不会像木材那样造成大量烟雾的燃料。
The process may involve the use of molten sodium cyanide mixtures; pack carburizing with activated solid material such as charcoal or coke, gas or oil carburizing, and dry cyaniding.
工艺可能涉及到熔化的氰化钠混合物，带有活性固体物质如活性炭、焦炭等的固体渗碳，气体或油性渗碳剂，还有干法氰化。
This paper studied and discussed the technological process and moulding condition of long (lump) moulding charcoal with biological substance and starch.
研究探讨了以竹材加工剩余物粉炭、淀粉为原料制造棒(块)状成型炭的工艺过程和成型条件。
The captioned precursor was prepared by water bath process according to which Bamboo charcoal was soaked with APT saturated solution.
采用水浴法，用仲钨酸铵饱和溶液浸渍竹炭，经煅烧，沉积物分解。
Built in the 1870s in rural Nevada, USA to process local wood into charcoal, the kilns were soon abandon due to a town fire and flooding, but remain in good condition even today.
这里是美国内华达州的乡间，古窑建造于1870年代，用于把当地木材加工成木炭，由于一场大火和洪水，这些古窑很快就遭到废弃，但直到今天仍完好保留。
The paper introduces the process, process design and achieved economic and social benefit of charcoal black production in which coke oven gas takes the place of fuel oil.
介绍了河南天宏焦化（集团）有限责任公司开发、应用焦炉煤气替代燃料油生产炭黑的工艺流程、工艺设计及取得的经济、社会效益。
The two-step heating carbonization process was used to prepare highly activated wood charcoal.
介绍了二步炭化法制备高活性木炭工艺。
The two-step heating carbonization process was used to prepare highly activated wood charcoal.
介绍了二步炭化法制备高活性木炭工艺。
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