heavy cut

• 重切削,强力切削,粗切削

heavy cut的用法和样例：

例句

1. Sometimes, however, certain portions of a piece may require more than one roughing cut.
   不过，有时工件的某些部位可能需要不止一次的粗切削。
2. Advances in the technologies and catalysts for heavy distillates and gas oil hydrotreatment were reviewed.
   总结和回顾了国内外重馏分油加氢处理技术的最新研究进展。
3. During recent years the seam cut has once again come into use.
   近几年来，又再度使用了裂缝掏槽。
4. The cut way and hole parameters affect the drivage efficiency and cost.
   掏槽方式及布孔参数影响着掘进效率和成本。