slag-off的用法和樣例：
例句
- The material and technology of manufacture of screw slag removre of double metal high Cr castiron and carbon steel have been investigated.
研究了制造高鉻鑄鐵碳鋼雙金屬復合排渣器的材料與工藝。 - An introduction is given to the factors that affect the intensity of slag discharge from the gasifier and the method for the calculation of the intensity of slag discharge.
介紹了影響煤氣爐排渣強度的因素和計算排渣強度的方法。
