机夹式铣刀用于叶根的 粗加工。

The clip-type milling cutter is used for rough machining of the leaf-root profile.

youdao

沿展向叶根、叶尖附近湍流度明显高于主流区。

The turbulence intensity is significantly higher near the hub and shroud than in the main flow field.

youdao

分析了叶根数控加工中出现欠切的原因，提出了解决办法。

This paper has introduced the reason of undercut in blade root NC machining and pointed out the solving measures.

youdao

And so both of these lobes together constitute a pi bond.

上下两片叶一起组成了一根π键。

麻省理工公开课 - 固态化学导论课程节选