皮皮学，免费搜题
登录
搜题
【单选题】
下列不能用于判定极点的是 .A.
主要部分为有限项
B.
极限为无穷
C.
去心邻域内有界
D.
倒函数的零点
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】Translate the following sentences into Chinese. 1. Semiconductor devices, called transistors, are replacing tubes in many applications. 2. Cramped conditions means that passengers’ legs cannot move ar...
【简答题】Electromagnetic induction is the means by which nearly all the world's electric power is produced.
【简答题】You have all heard it repeated that men of science work by means of induction and deduction, that by the help of these operations, they, in a sort of sense, manage to extract from Nature certain natur...
【单选题】Induction means ______ a general conclusion fromspecial facts.
A.
to come to
B.
to coming
C.
coming to
D.
came
【单选题】By means of induction and deduction, ______.
A.
scientists create theories based on Nature
B.
ordinary people fulfill daily activities
C.
ordinary people benefit from Nature
D.
scientists develop skills in science work
相关题目：