皮皮学，免费搜题
登录
搜题
【单选题】
天地境界指的()是儒家认为天人合一的最高境界。A.
道法自然
B.
出将入相
C.
大公无私
D.
天下大同
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】why do we need to write an abstract for our research paper?
【多选题】We write an abstract when ___________.
A.
submitting articles to academic journals
B.
completing and submitting a Ph.D. dissertation or M. thesis
C.
submitting conference papers
D.
selecting which paper to read
【多选题】We write an abstract when ___________.
A.
submitting articles to academic journals
B.
completing and submitting a Ph.D. dissertation or M.A. thesis
C.
submitting conference papers
D.
selecting which paper to read
【简答题】Please refer to the reference textbook and finish task 2 on page 214 and write an abstract for the text in critical reading on pages 183-188 and hand in the abstract online before we finish chapter 8.
【单选题】When do we need to write an abstract?
A.
When you write a dissertation for a higher degree.
B.
When you submit a research paper for publication.
C.
When your report will be disseminated to an audience.
D.
All of the above.
【单选题】激光器的谐振腔由一面曲率半径为 1m 的凸面镜和曲率半径为 2m 的凹面镜组成,工作物质长 0.5m ,其折射率为 1.52 ,求腔长 L 在什么范围内是稳定腔。
A.
L∈(1, 2)
B.
L∈(0.74, 1.74)
C.
L∈(1.17, 2.17)
相关题目：