题本

4.答辩:
(1)既是等差数列又是等比数列的数列存在吗?如果存在,你能举出例子吗?
(2)等比数列的性质有哪些?(至少说出3点)
减弱,胸骨左缘第3肋间可闻及舒张期高调递减型叹气样杂音,向心尖部传导,心尖部可闻及舒张中期低调的隆隆样杂音,局限 。腹软,无压痛,肝脾未触及,移动性浊音(-) 。双下肢无水肿,可触及水冲脉 。
I shall define him as an individual who has elected as his primary duty and pleasure in life the activity of thinking in Socratic(苏格拉底的) way about moral problems.