The material source of active carbon production is limited.
生产活性碳的原料来源受到一定的限制。
Base wine must be treated by sand filtration and managed by active carbon.
酒基须经过砂滤，同时须经活性炭处理。
The method may be preceded or followed by treatment of the solution with active carbon.
可以在该方法之前或之后用活性炭处理所述溶液。
Active carbon is widely used because of its low price.
活性炭由于价格比较低所以现在被广泛运用。
Active carbon fiber paper is a new type of specialty paper.
活性炭纤维纸是一种新型的特种纸。
Active carbon fiber paper is a new type of specialty paper.
活性炭纤维纸是一种新型的特种纸。
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