Lab颜色模型是基于()建立的一套标准色度系统。
A、色光加色混合
B、染料减色混合
C、CIE通过实验、计算而
参考答案:C
Tom was deeply ______ by the story of the hero. Which of the following is NO Tright? [ ]
A. impressed
B. moved
C. pressed
D. struck
某模拟信号的最高频率为2kHz,对其采样后以数字信号的方式在网络中传输。若不考虑噪声及其衰减,在接收端能够不失真地重建该模拟信号,则采样的频率可能为 (33) 。
A.100Hz
B.1kHz
C.1.8kHz
D.5kHz