heavy cut的用法和樣例：
例句
- Sometimes, however, certain portions of a piece may require more than one roughing cut.
不過，有時工件的某些部位可能需要不止一次的粗切削。 - Advances in the technologies and catalysts for heavy distillates and gas oil hydrotreatment were reviewed.
總結和回顧了國內外重餾分油加氫處理技術的最新研究進展。 - During recent years the seam cut has once again come into use.
近幾年來，又再度使用了裂縫掏槽。 - The cut way and hole parameters affect the drivage efficiency and cost.
掏槽方式及布孔參數影響著掘進效率和成本。
