将文件的指定部分直接写入HTTP响应输出流，而不在内存中缓冲它。

Writes the specified file directly to an HTTP response output stream, without buffering it in memory.

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将指定的文件直接写入HTTP响应输出流，而不在内存中缓冲该文件。

Writes the specified file directly to an HTTP response output stream without buffering it in memory.

youdao

将指定的文件直接写入HTTP响应输出流，而不在内存中缓冲该文件。

Writes the specified part of a file directly to an HTTP response output stream without buffering it in memory.

youdao