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【单选题】
三螺杆泵可作为________液压系统主泵。A.
泵控型
B.
阀控型
C.
泵控型 或 阀控型
D.
只能作辅泵用
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皮皮学刷刷变学霸
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【简答题】阅读理解1 Online advertising is the means of selling a product on the Internet.With the arrival of the Internet,the business world has become digitalized(数字化)and people prefer buying things online,which i...
【简答题】计算机仿真的三要素和三个基本活动分别是什么?
【单选题】What's the main idea of the passage?
A.
Online advertising is more effective than TV advertising.
B.
Google and Yahoo! are challenging Microsoft in the field of advertising.
C.
Google's new advertising service could make the internet an even more valuable marketing medium.
D.
Online advertising is popular with advertisers.
【简答题】使用SQL语句创建登录名及为用户赋予权限,有哪三步?
【单选题】What's the main idea of the passage?
A.
online advertising is more effective than TV advertising.
B.
Google and Yahoo! are challenging Microsoft in the field of advertising.
C.
Google's new advertising service could make the internet an even more valuable marketing medium.
D.
online advertising is popular with advertisers.
【单选题】The un-verb can be found in the following EXCEPT ______.
A.
online
B.
on cellphone
C.
in advertising
D.
in broadcasting
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