采样定理中，釆样频率至少应当是原始图像信息中所包含的最髙频率的()
A. 1倍
B. 2倍
C. 2.5倍
D. 3倍
E. 0.5倍
查看答案
It can be inferred from Paragraph 1 that______.
A. no one believed Scottish Opera would recover from the financial problems
B. co-production is equally important to Scottish Opera now and before
C. potential risk of breaking its artistic integrity exists in Scottish Opera"s partnerships
D. collaboration with others is significant to Scottish Opera"s recovery
The underlined word in Paragraph 3 refers to______.
A. promoted
B. unemployed
C. well-trained
D. registered
广播通信技术实际上是属于非计算技术范畴的多媒体。()
微信支付 
支付宝支付