The Render method of the Web service is a good alternative when you want more control, for operations such as displaying the results in a picture box or saving the file directly to disk.

当您想要更好地控制某些操作（例如，在图片框中显示结果或将文件直接保存到磁盘的操作）时，Web 服务的 Render 方法是一个很好的备选方法。

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This part of the Web service is a little more challenging to use than the List or Render methods, mainly due to the number of options that are available.

使用Web服务的这一部分比使用List或Render方法要多一些挑战，主要原因在于可用选项的数量。

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Rails makes it possible to handle the Web service and render a view from the same Web service.

Rails使得处理Web服务和呈现来自同一web服务的视图成为可能。

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