x
uploads/destructive distillation.jpg

destructive distillation 干餾。

destructive interference

The destructive distillation of bituminous coal , done in the absence of air in order to obtain coke and other fractions having a greater percentage of carbon than the original material 碳化作用煙煤的分解蒸餾,在沒有空氣的條件下進行,為得到比最初的原料所含碳的百分比大得多的焦煤以及其它餾分