涡轮副的修复工艺有（）。
A.锉削修复法
B.用高精度的加工设备来修复
C.珩磨修复法
D.刮研修复法
参考答案：B, C, D
C
小题1:How many popular articles are there in the magazine?
A．2
B．3
C．4
D．5小题2:Which article is about saving money?
A．Ice cream and banking.
B．Black sheep and Uncle Bob.
C．Relation between you and food.
D．Films that aren’t really about Canada.小题3:What is Black sheep and Uncle Bob about?
A．American films.
B．Family stories.
C．Food.
D．Banking.
护理质量标准化主要有以下哪几种表现形式
A．统一化
B．规格化
C．系统化
D．系列化
E．规范化
