皮皮学，免费搜题
登录
搜题
【简答题】
有一个班4个学生,5门课程。 1 求第一门课程的平均分; 2 找出有两门课程以上不及格的学生,输出他们的学号和全部课程成绩及平均成绩; 3 找出平均成绩在90分以上或全部课程成绩在85分以上的学生。分别编3个函数实现以上3个要求。
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
【单选题】What are Tylenol and Neotrend?
A.
They are names of two drug manufactures.
B.
They are probably two new brands of medicine which serve as a substitute for aspirin.
C.
Tylenol is a drug manufacturer whereas Neotrend is a new substitute medicine for aspirin.
D.
They are probably the names of chemists who invented the new medicine.
【简答题】常用的医学数字图像处理技术有()()()()()
【简答题】Have you ever noticed someone 'talking' to them-selves? What did you think? The word 'crazy' probably came to your mind. Wait a minute, though. Maybe they’re doing something meaningful. Speaking pract...
【单选题】It can be inferred from the text that what is stated in the last paragraph is most probably
A.
Brown's elaboration of his research results.
B.
Brown's tentative inferences from his data.
C.
Brown's conclusions based on common-sense reasoning.
D.
the author's conclusion, based on Fuchs's and Brown's results.
【简答题】阅读理解。 If, for some reason, you had 2,010 empty plastic bottles, what would you do? You'd probably sell them cheaply, right? But Xia Yu collected 2,010 bottles and built a boat with them. As you read t...
【单选题】影响驾驶舱交互监视效果的因素包括
A.
驾驶舱职权梯度、机组成员技术差异、环境条件以及飞机的先进性
B.
责任心、义务感、基本驾驶术、机械常识以及飞机先进性
C.
驾驶舱文化差异、驾驶舱职权梯度、机组的CRM能力以及机组处境意识
【单选题】影响驾驶舱交互监视效果的因素包括
A.
驾驶舱职权梯度、机组成员技术差异、环境条件及飞机的先进性
B.
责任心、义务感、基本驾驶术、机械常识以及飞机先进性
C.
驾驶舱文化差异、驾驶舱职权梯度、机组的CRM能力以及机组处境意识
【单选题】听力原文：W：What do you think of the English lesson? M：It's interesting． Q：What's the probable relationship between the two speakers? (9)
A.
Classmates.
B.
Colleagues.
C.
Co-workers.
D.
Strangers.
【单选题】蛋白质形成的胶体颗粒,在下列哪种条件下不稳定?
A.
溶液PH值大于 PI
B.
溶液PH值小于PI
C.
溶液PH值等于PI
D.
溶液PH值等于7.4
E.
在水溶液中
相关题目：