碳化作用煙煤的分解蒸餾，在沒(méi)有空氣的條件下進(jìn)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
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.
為贏(yíng)得新顧客，追蹤調查和最初的接觸一樣重要。社會(huì )工作者的追蹤調查使委托人放心
The follow-up is often as important as the initial contact in gaining new clients. The social worker's emphasis on followup reassured her clients.
底色，漆層最初的或單一的顏料或漆層
An initial or single coat of color or paint.
最初的會(huì )談是后來(lái)達成協(xié)議的基礎。
The initial talks were the base of the later agreement.
