题目内容

挥发分和含硫量对输煤系统没有明显影响。

A. 正确
B. 错误

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When compressing data with the DeflateStream class， how do you specify a stream into which to write compressed data？（）

A. Set the BaseStream property with the destination stream， and set the CompressionMode property to Compression.
B. Specify the stream to write into the DeflateStream object is created （for example， in the constructor）.
C. Use the Write method of the DeflateStream class.
D. Register for the BaseSream event of the DeflateStream class.

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