Gear bobbing的用法和樣例：
例句
- The mathematic models on automatic programming of gear hobbing were estabilished.
摘要建立了圓柱齒輪滾齒自動(dòng)編程數學(xué)模型，提出了數控滾齒自動(dòng)編程方法。 - The gear hobbing machines are a universal platform for shaping machines and for generating and profile grinding technology.
滾齒機是插齒機與展成及仿形磨削技術(shù)的通用平臺。
