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dry distillation 干餾。

dry dock

An introduction was made to the dry distillation process of coal , anti - metal penetration mechanism of coal dust and influences of various physical - chemical properties of coal dust on its anti - metal penetration ability , view points on coal dust choice and choice methods 摘要介紹煤的干餾過程、煤粉在型砂中的防粘砂機理和煤粉的各項理化指標對其防粘砂能力的影響,以及選擇優質煤粉的觀點和方法。

Dry distillation zone 干餾干燥區

Dry distillation gas 干餾熱解煤氣