皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【多选题】
The main functions of econometrics are
A.
test the existing theory
B.
deduce the mathematical modeling
C.
predict the future trend of existing data
D.
explore new economic theories
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】稳性高度GM与船宽B影响船舶的横摇,一般来说若()横摇适中。
A.
GM>B/10
B.
GM<B/10
C.
GM>B/30
D.
GM<B/30
【单选题】稳性高度 GM 与船宽 B 影响船舶的横摇,一般来说若 横摇过于剧烈。
A.
GM>B/10
B.
GM<B/10
C.
GM>B/30
D.
GM<B/30
【简答题】A. It's killing me. B. dentists C. You have already delayed too long. D. I'm not feeling so good. E. since yesterday morning. A: Hey, big brother. You don't look well today. B: ##1## A: What's the mat...
【单选题】陀螺球采用扭丝加液浮支承方式的罗经是________。
A.
阿玛一勃朗10型
B.
斯伯利37型
C.
斯利斯37型,阿玛一勃朗10型
D.
安许茨4型
【单选题】听力原文:M: I' ve just brought your mower back. Thanks for lending it to me. Where shall I leave it? W: Just put it behind the door. Use the mower again anytime you need it. Q: What's the relationship bet...
A.
Relative.
B.
Roommates.
C.
Colleagues.
D.
Neighbors.
【单选题】《安全生产法》:安全生产管理,坚持( )的方针。
A.
安全为主、预防为辅
B.
 安全第一、防治为主
C.
安全为主、预防第一
D.
安全第一、预防为主
【单选题】听力原文:W: Why, you're back so early! It's just 10: 30. M: I just could not focus on the books. I was so sleepy in the class because last night the noise from the construction site near our house kept me...
A.
The classroom was under construction.
B.
He couldn't focus on the class due to the noise.
C.
He felt that his studying was not effective.
D.
He went back to get the book left at home.
【单选题】《安全生产法》规定,安全生产管理,坚持 的方针。
A.
安全第一、预防为主
B.
安全第一、责任到人
C.
安全第一、加强监督
D.
安全第一、完善保障
【判断题】㨰法操作时不可拖动,拖动是由于吸定不牢而形成拖擦
A.
正确
B.
错误
【判断题】下列文学常识的表述是否正确? 唐宋八大家是指(唐朝)韩愈、柳宗元、曾巩、(宋朝)欧阳修、王安石、苏洵、苏轼、苏辙的合称。
A.
正确
B.
错误
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题