membership function的用法和樣例：
例句
- It defines fuzzy normal and fuzzy failure.It inducsts concept of fuzzy normal and membership function with fuzzing reliability and average life span.
定義了模糊正常和模糊故障，通過將可靠度和平均壽命時間的模糊化，把模糊正常的概念和隸屬函數引入模糊可靠度。 - Attributes to the function for the case of fuze tolerance grades have been taken as examples.
以引信公差等級指標為例構建了隸屬函數。
