inserted blade face milkling cutters是什么意思

用法例句

To meet the requirement of constructing rock embedded piles, inserted roller cutters and roller cutter bits were developed.

根据大口径嵌岩桩施工的需要,研制了镶齿滚刀及滚刀钻头,介绍了镶齿滚刀硬质合金齿的选择、布置,镶齿及密封技术,滚刀钻头的结构设计及钻进参数的确定。