【判断题】起动机由直流电动机、传动机构两部分组成。
【单选题】My mother's sister is my _____. [ ]
【单选题】My father's sister's son is my ____________. [ ]
【简答题】用等值演算法判断下列公式的类型,对不是重言式的可满足式,再 求出成真赋值 . (p ∨ q) → (p ∧ r)
【简答题】用等值演算法判断下列公式的类型 , 对不是重言式的可满足式 , 再用真值表法求出成真赋值 . (1) ¬ ( p ∧ q → q ) (2)( p → ( p ∨ q )) ∨ ( p → r ) (3)( p ∨ q ) → ( p ∧ r )
【单选题】My father's sister is my _______. [ ]
【单选题】My mother's sister is my _____. [ ]