题目内容

怎样理解采样过程中的“时域离散化，频域周期化”。

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林少华的《源氏物语》汉译版是目前翻译比较好的版本。

A. 正确
B. 错误

I would be much obliged if you could take the matter up with your Owners or Agents on the damage sustained and also request them to send their representative to us together with yours as soon as possible with a view to ascertaining the extent of the damage. This sentice is most likely appeared in a letter submitted to the（）.

A. captain of a ship
B. port captain
C. agent
D. shipchandler

教育的阶级性

实现政府采购的“绿色化”，要尽量采购（）等环保产品。

A. 再生纸
B. 低排量汽车
C. 节能灯