cylindrical gear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編程數學模型，提出了數控滾齒自動編程方法。 - It has been proved in practice that the method is feasible for the optimal design of gear reducers.
故筆者應用模糊數學中的貼近度概念對二級圓柱齒輪減速器進行多目標尋優。
