皮皮学，免费搜题
登录
搜题
【单选题】
下列说法：①无理数是开方开不尽的数；②无理数包括正无理数、0、负无理数；③ 是分数；④实数与数轴上的点一一对应，其中正确的有 [ ]A.
1个
B.
2个
C.
3个
D.
4个
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】工厂内可以加工轴类零件的主要设备有哪些? 普通卧式(数控卧式车床)万能外圆磨床
【单选题】以下关于万能外圆磨床的说法正确的是（ ）。
A.
经济精度是IT7－5，Ra0.4－0.01
B.
主运动为主轴带动工件作回转运动
C.
其使用的刀具只有内圆磨头
D.
不可以加工轴肩、圆锥面和内圆柱面。
【单选题】Another term for equilibrium price is
A.
dynamic price.
B.
market-clearing price.
C.
quantity-defining price.
D.
balance price.
【单选题】C1. Which is an important job responsibility for a middle manager?
A.
performing tasks that are not related to long-term goals
B.
helping top managers define goals
C.
translating goals defined by top managers into action
D.
defining the organization's long-term goals
【单选题】Which is an important job responsibility for a middle manager?
A.
Defining the organization's long-term goals
B.
Translating goals defined by top managers into action
C.
Helping top managers define goals
D.
Performing tasks that are not related to long-term goals
【单选题】Perhaps the most important defining characteristic of a human being is culture. The term culture as used here is not limited to operas, paintings, and other artistic endeavors. These are seen by anthr...
A.
The capacity for learning can only be observed in human beings.
B.
Biology plays an important role in humans’ living in a social and physical setting.
C.
Human behavior and thought do not have anything to do with culture.
D.
If there were no language communication, humans couldn’t have created the present culture.
【单选题】Which is an important job responsibility for a middle manager?
A.
performing tasks that are not related to long - term goals
B.
helping top managers define goals
C.
translating goals defined by top managers into action
D.
defining the organization’s long - term goals
相关题目：
参考解析：
知识点：
题目纠错 0
发布
