检测物理内存里的错误是下面（）项活动的功能。 A.内存保护 B.奇偶校验 C.有效性

结构化分析方法是面向______进行分析的方法。

右侧中枢性面瘫表现为（）

A.右眼闭合不全，露齿时口角歪向右侧

B.右眼闭合不全，露齿时口角歪向左侧

C.右眼闭合不全，露齿时口角不歪

D.眼睑闭合正常，露齿时口角歪向右侧

E.眼睑闭合正常，露齿时口角歪向左侧

• (A) 条件(1)充分，但条件(2)不充分．
• (B) 条件(2)充分，但条件(1)不充分．
• (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分．
• (D) 条件(1)充分，条件(2)也充分．
• (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

A certain car dealership has two locations. Last month, an average (arithmetic mean) of 11 cars per salesperson was sold at location A and an average of 16 cars per salesperson was sold at location B. What was the average number of cars sold per salesperson at this dealership last month
(1) Last month, the number of salespeople at location A was 3 times the number of salespeople at location B.
(2) Last month, the total number of cars sold at location A was 132, and the total number of cars sold at location B was 64.

国家对新药审批时进行的检验属于（）

A.抽查检验

B.注册检验

C.指定检验

D.复验

计算题：已知一对标准直齿圆柱齿轮的传动比i=3.5，模数m=4mm，而轮齿数和Z1+Z2=90，求两轮分度圆直径和传动中心距。