A black, porous, carbonaceous material, 85 to 98 percent carbon, produced by the destructive distillation of wood and used as a fuel, filter, and absorbent.
一种黑色多孔的含碳物质，碳含量占85%到98%，由干馏木材制成以用作燃料、过滤器和吸收剂。
2
Now we really should pay attention to non-absorbent and non-Impermeable high quality filter materials; and the detection methods need to formulate standards.
现在我们确实应该重视非吸水非隔水的优质过滤材料，更需要其检测方法标准的制订。
3
Loading the TX1 type high effective oil absorbent in the filter of low temperature shift process, the oil content of the filtered gas is...