optimization objectives的用法和樣例：
例句
- The minimal reorientation number of limes during the disassembling of assemblies is assigned as the optimizing objective.
這裡是以裝配體在拆卸過程中具有最少的換向次數為優化目標。 - The optimal objective of planetary gears can be achieved and the efficiency of design can also be raised by using this method.
實踐結果表明，用本方法設計的行星齒輪機構不但達到了最優化目標，還可以大大提高設計效率。
