- 氨氣、煤焦油、焦煤都是煤氣生產過程中的副產品。
Ammonia, coal tar and coke are all by-products obtained in the manufacture of coal gas.
- 煤焦催化氣化活性位擴展模型的研究
Study on active site extending model of coal char catalytic gasification
- 他們將匯報煤焦油的試驗情況。
They will report on the experiments with coal tar.
- 煤焦油加工項目的綜合評價
Comprehensive Evaluation of Coal Tar Processing Project
- 世界煤焦生產消費及貿易狀況
THE SITUATION OF WORLD COAL AND COKE PRODUCTION,CONSUMPTION AND COAL TRADE
- 煤焦瀝青煙氣誘發小鼠前胃腫瘤的研究
Study on the mouse forestomach neoplasms induced by coal tar pitch smoke