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1·A dark viscous substance obtained from the destructive distillation of pine wood.

对松木的破坏蒸馏提炼出的黑色粘性物质。

2·Peat tar has similar properties to the tar derived from the destructive distillation of wood.

泥煤焦油的性质和由木材干馏所得到的焦油的性质相似。

3·Peat tar has similar properties to the tar derived from the destructive distillation of wood .

泥煤焦油的性质和由木材干馏所得到的焦油的性质相似。

4·A gaseous mixture produced by the destructive distillation of bituminous coal and used as a commercial fuel.

由烟煤干馏产生作为商品燃料的气体混合物。

5·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。