皮皮学,免费搜题
登录
搜题
【单选题】
光栅光谱仪由于运输过程中振动等各种原因,可能会使波长准确度产生偏差,在第一次使用前需要使用已知波长的光谱线来进行校准。以下所列出的光源中,能作为光谱仪波长校准光源的是( )。
A.
溴钨灯
B.
白炽灯
C.
钠灯
D.
发光二极管
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】1938年9月,中国在延安召开扩大的六届六中全会,在会上作题为(《 》)的政治报告。正是在这篇政治报告里,最先提出(“ ”)这个命题,指出,按照中国的特点去对待马克思主义,是全党亟待解决的问题。
【单选题】1938年9月到11月,中国共产党在延安召开的扩大的六届六中全会上,毛泽东明确地提出了“____”这个命题。
A.
马克思主义中国化
B.
大众化
C.
民族化
D.
科学化
【判断题】1938年9月至11月,中国共产党在延安召开了六届六中全会,在这次会议上,毛泽东明确提出了“马克思主义中国化”这个命题。
A.
正确
B.
错误
【单选题】If a guest does not realize that he/she is at the wrong hotel until he/she is checked in, the receptionist should___________.
A.
Lose interest in him at once and let him go immediately.
B.
Help him get to the hotel of his choice.
C.
Offer him a room assuring him that the price is the same as that hotel.
D.
Push him tom stay in the wrong hotel.
【简答题】根据句意和首字母提示填空,完成下列句子。 1. Please show me your driver l_______. 2. Children under eigh are not a_______ to buy alcohol. (酒精饮料) 3. Tom is always s_______ with his children. 4. Does he speak Italian we...
【单选题】听力原文:M: Tom said he could get some tickets for the game ifyou are interested. W: If I'm interested! I've been trying to get tickets everywhere. Q: What does the woman mean? (3)
A.
She'd like to get tickets for the game very much.
B.
She's not interested in the game.
C.
She's already got some tickets for the game.
D.
She feels sorry that the man has misunderstood him.
【单选题】听力原文:W: Tom, does your throat hurt? M: Yes. W: OK. Do you want to get better? M: Yes. W: OK. We want you to get better, too. You'll have your tonsils(扁桃腺) out tomorrow, and you won't get so many colds...
A.
At the college.
B.
At TV studio.
C.
At the hospital.
D.
In the classroom.
【单选题】Woman: Tom said he could get some tickets for the game if youre interested. Man: If Im interested! Ive been trying to get tickets everywhere. Question: What does the man mean?
A.
He'd like to get tickets for the game very much.
B.
He's not interested in the game.
C.
He's already got some tickets for the game.
D.
He feels sorry that the woman has misunderstood him.
【单选题】Which following is TRUE about admission to Cambridge?
A.
Tom was surprised when his teacher suggested that he apply.
B.
Tom choose to apply for St. John’s college because he does not specialize in any subject.
C.
Tom’s uncle got in St. John’s college purely by good luck.
D.
One may have better chance to get in Cambridge if he excels in certain sport.
【单选题】1938年9月到11月,中国共产党在延安召开的扩大的六届六中全会上,毛泽东明确地提出了“____”这个命题。
A.
民族化
B.
大众化
C.
科学化
D.
马克思主义中国化
相关题目: